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• 305460 Comparison of recovery rates in the enrichment of tricyclic antidepressants on 45 µm and 85 µm particles particles

• 305310 Sample Preparation and Analysis of Green Tea Catechines and their Metabolites in Blood Plasma

• 305800 Development of a solid-phase extraction method followed by HPLC-UV detection for the determination of phenols in water

• 305470 Enrichment of streptomycin in honey

• 304230 Antiinflammatory drugs from serum - Study of comparison

• 305480 Comparison of the breakthrough behavior of 45 µm and 85 µm particles in the enrichment of hexobarbital

• 305440 Allantoin in Cosmetic Products

• 305450 Enrichment of Allantoin in Cosmetic Products by Automated SPE

• 305390 Desphenyl chloridazon from water

• 304970 Standard SPE Procedure for CHROMABOND® HR-XA

• 304980 Acidic Herbicides on CHROMABOND® HR-XA

• 304990 Phenolic Acids on CHROMABOND® HR-XA

• 305000 Acidic Pharmaceuticals from Serum on CHROMABOND® HR-XA

• 305020 Fractions of Acidic and Basic Analytes from Serum on CHROMABOND® HR-XA

• 305833 Extraction of short-chain prenyl diphosphates in planta

• 305140 Extraction of perfluorinated surfactants from water

• 305320 Extraction of Camphor Sulfonic Acid from Serum

• 305360 Extraction of Acidic Pharmaceuticals from Serum

• 305820 Extraction of selected polyfluorinated compounds (PFC) in water acc. to DIN 38407-42

• 305200 Standard SPE Procedure for CHROMABOND® HR-XAW

• 304920 Extraction of melamine from milk

• 304770 Codeine from Serum or Urine on CHROMABOND® HR-XC

• 304780 Fractions of Acidic, Neutral and Basic Analytes from Serum on CHROMABOND® HR-XC

• 304790 Standard SPE Procedure for CHROMABOND® HR-XC

• 304740 Fungicides from Fruit Juice on CHROMABOND® HR-XC

• 304750 Amines from Aqueous Solutions on CHROMABOND® HR-XC

• 304760 Methadone from Serum or Urine on CHROMABOND® HR-XC

• 305673 Automated SPE for the analysis of thiabendazole and carbendazim

• 304910 Melamine in food (pork, poultry)

• 305500 Comparison of the breakthrough behavior of 45 µm and 85 µm particles in the enrichment of thiabendazole

• 305620 An UPLC-MS/MS method for highly sensitive high-throughput analysis of phytohormones in plant tissues – Solid Phase Extraction

• 305330 Extraction of atenolol from urine

• 305370 Extraction of Paraquat and Diquat from Water

• 305350 Tricyclic Antidepressants - Comparison of Eluents

• 305340 Tricyclic Antidepressants - Comparison of SPE Phases

• 305300 Standard SPE Procedure for CHROMABOND® HR-XCW

• 302090 Hydrocarbons in Water acc. to ISO DIS 9377-4 / DIN H-53

• 302040 PCBs from Soil Sludge or Cement

• 301400 PCB from sludge

• 305770 Fast HPLC determination of serum free fatty acids in the picomole range (Lipid fractionation by SPE)

• 301910 Metals: trace elements from water

• 302340 Metabolism of aloin - the influence of nutrition

• 302310 Analysis of 12-Oxo-phytodienoic Acid Enantiomers in Biological Samples

• 305680 Modification of the NH2 column method for chromium speciation in surface water and soil water

• 302200 12-Oxo-phytodienoic Acid and Indole-3-acetic Acid in Jasmonic Acid-treated Tendrils of Bryonia Dioica

• 300290 Isolation of Different Classes of Lipids

• 302970 Lipid fractioning of cholesterol esters (CE), triacyl glycerins (TAG) and phospholipids (PL) from serums

• 302230 Quantification of total chromium and hexavalent chromium in UHT milk by ETAAS

• 304840 Determination of anandamide

• 302810 Separation of plant membrane lipids by multiple solid-phase extraction

• 304550 Determination of ß-carboline alkaloids in coffee and cheese

• 305740 Biosynthesis of cannabinoids

• 305510 Separation of phospholipid classes by hydrophilic interaction chromatography detected by electrospray ionization mass spectrometry (Solid phase extraction of phospholipid classes)

• 304960 A Novel Class of Oxylipins, sn1-o-(12-Oxophytodienoyl)-sn2-O-(hexadecatrienoyl)-monogalactosyl diglyceride, from Arabidopsis thaliana

• 301260 PAH from Water Containing Humic Acids

• 302540 129-I AIkanes from Kerosine

• 302550 18F Fluoride from Aqueous Samples

• 300080 Alkaloids from plant extracts

• 301620 Pesticides: Atrazine from vegetable oil

• 300750 Antibiotics: bacitracin from ointments

• 301500 Pesticides: Fungicides from citrus fruit

• 301510 Pesticides: Fungicide malachite green from water

• 302730 Determination of 1,2-Ethandiol in Motor Oil According to German Standard DIN 51375-2

• 300150 Flavonoids from tomato peel

• 301230 PAH from water

• 305150 (-)-Catechin in Cocoa and Chocolate: Occurence and Analysis of an Atypical Flavon-3-ol Enantiomer

• 302440 Investigation of proanthocyanidins by HPLC with electrospray ionization mass spectrometry

• 303520 Automated Determination of Polyphenols in the Brewing Process

• 303080 Flavonoids in strawberries

• 305170 Influence of (+)-catechin and ferulic acid on formation of beer haze and their removal through different polyvinylpolypyrollidone-types

• 304900 Flavonols from strawberries

• 303200 Analysis of proanthocyanidins in malt with an ASPEC system

• 305030 Analysis of Oleuropein in Olive Leaves

• 305160 Analysis of proanthocyanidins in barley and malt

• 305380 Isolation of viscotoxines from mistletoe

• 300390 Mycotoxins: Aflatoxins from maize

• 301850 Phenols from Water

• 300670 Xanthines: Caffeine from Decaffeinated Cola

• 301890 Transition Metal Traces from Water

• 301880 Metals: Trace Elements from Water

• 300170 Flavour Compounds from Brandy

• 304540 Determination of ß-carboline alkaloids in beer

• 303780 Extraction of glyphosate AMPA and glufonisate

• 304820 Analysis of sulphonamides in honey

• 300240 Amino Acids from Aqueous Solutions

• 305230 Heterocyclic Aromatic Amines in Heated Meat

• 304036 Standard SPE Procedure for CHROMABOND® PS-H+ (strong cation exchanger on PS/DVB)

• 304037 Standard SPE Procedure for CHROMABOND® PS-Mix

• 305100 Desalting of a red wine sample with CHROMABOND® PS-Mix

• 305110 Desalting of a sugar solution in Sörensen buffer with CHROMABOND® PS-Mix

• 305210 Solid-phase extraction of antioxidant compounds from commercial cranberry extract and its antiradical activity

• 304035 Standard SPE Procedure for CHROMABOND® PS-OH- (strong anion exchanger on PS/DVB)

• 304033 Standard SPE Procedure for CHROMABOND® PS-RP

• 304110 Determination of X-Ray / Iodinated Contrast Media from Waste Water

• 305060 Determination of Pesticides in Food Samples with CHROMABOND® QuEChERS Pre-mixes

• 305190 Extraction of Pesticide Residues in Fruits and Vegetables with CHROMABOND® QuEChERS Pre-mixes

• 300230 Amino Acids from Urine

• 301130 Doping control of equine urine

• 304630 Use of high-pressure liquid chromatography with fluorescence detection for the in vitro assay of S-carboxymethyl-L-cysteine S-oxygenase

• 301650 Herbicide asulam from water

• 301610 Pesticides: Atrazine from soy beans

• 301640 Pesticides: Triazine herbicides from soil samples

• 300260 Fatty Acid Methyl Esters from Milk Fat

• 300830 Antibiotics: Tetracyclines from muscle / kidney tissues

• 300010 Removal of Chlorophyll from Plant Cells

• 300440 Nucleoside bases from aqueous solutions

• 300820 Antibiotics: Gentamycin from Liquid Manure or Urine

• 300350 Additives: Preservatives from cosmetics

• 300110 Catecholamines from Urine

• 305080 Extraction of veterinary drugs in fish with an ASPEC system

• 301430 PCB and organochlorine pesticides from animal fats

• 304520 Standard SPE Procedure for CHROMABOND® SA (SCX, strong cation exchanger)

• 303680 Determination of aflatoxin M1 in milk and milk powder according to German § 35 LMBG

• 302420 Simultaneous Determination of PAHs Hetero PAHs (N,S,O) and their Degradation Products in Creosote-Contaminated Soils

• 301420 PCB and pesticides from adipose tissue

• 302710 Determination of 12 sulfonamides in meat and kidney with HPLC and post column derivatisation

• 302130 Enrichment of heterocyclic compounds with cation exchangers

• 305540 Extraction of primary aromatic amines from polyamide kitchenware according to a method of the European Union Reference Laboratory (EURL)

• 302600 Direct Determination of Tramadol Glucuronides in Human Urine by HPLC with Fluorescence Detection

• 302360 Automated sample preparation (BenchMate) for the determination of PCB s from transformer oils

• 301390 PCB from waste oil

• 302640 Isoprene metabolism in oak plants

• 302210 Effects of heterocyclic PAHs (N,S,O) on the biodegradation of typical tar oil PAHs in a soil / compost mixture

• 300650 Vitamins: Folic Acid from Food

• 301990 Thiocyanate from water

• 300120 Catecholamine Metabolites from Urine

• 300330 Additives (food additives) from diet soft drinks

• 300470 Nucleotides from aqueous solutions

• 304530 Standard SPE Procedure for CHROMABOND® SB (SAX strong anion exchanger)

• 300280 Fatty acids cholesterol and bile acids from tissue

• 303620 Gas Chromatographic Method for Routine Determination of Oleanolic and Ursolic Acids in Medicinal Plants

• 304590 Detection of fumonisin B1 in cowpea seeds

• 300300 Organic acids from plasma

• 305730 Cuticular hydrocarbons mediate discrimination of reproductives and nonreproductives in the ant Myrmecia gulosa

• 304140 Extraction of Chinone Antibiotics from Sludge

• 300570 Vitamins A D2 D3 and E from Animal Feed

• 300610 Vitamin D2 from Multi-vitamin Tablets

• 300410 Mycotoxins from cereals and food

• 300360 Mycotoxins from cereal, nuts and peanut butter

• 301220 Extraction of PAH and Removal of Chlorophyll Carotinoids and Essential Oils from Vegetables

• 300630 Vitamin K from Liver

• 300770 Antibiotics: Chloramphenicol from Fish

• 300210 Cytochrome C from eye drops

• 301520 Pesticides: Fungicide malachite green from fish

• 301450 Pesticides from animal oils

• 300400 Mycotoxins: ochratoxin A from porcine serum

• 300530 Steroids from hydrocortisone ointment

• 305832 Purification of geranylgeranyl stearate

• 305831 Isolation, purification and MS analysis of geranylgeranyl fatty acid esters

• 304180 Cleaning and Chromatographically Determination of Furfurol and Similar Compounds from Transformer Oil acc. DIN EN 61198 - B

• 304370 Method development of an extraction of carbamate and acidic pesticides from rape - Selection of an SPE adsorbent

• 302220 Determination of Furanic Compounds in Insulating Oil by HPLC-MS

• 305640 Isolation and analysis of antibacterial substance produced from P. aeruginosa TISTR 781

• 301770 Different Hydrocarbon Fractions from Diesel Fuel

• 301380 PCB in Oil Samples

• 303490 Determination of up to 12 PCB congeners or unresolved groups of polychlorinated biphenyls in mineral oil products according to DIN EN 12766-1

• 303740 Determination of (Fluoro)Quinolones from Blood and Surface Water Samples

• 302030 Tetracyclines extraction from musculature by SPE

• 305550 High-performance liquid chromatography quadrupole time-of-flight mass spectrometry method for the analysis of antidiabetic drugs in aqueous environmental samples

• 303550 Determination of 3-chloro-1,2-propanediol in liquid condiments

• 303960 Determination of Anticonvulsants in Human Serum

• 304390 Method development of an extraction of polar pesticides from strawberry - liquid/liquid extraktion with kieselguhr

• 304380 Method development of an extraction of polar pesticides - liquid/liquid extraktion with kieselguhr

• 303970 Determination of Vitamin D3 from Urine

• 303560 Pesticides from food - FG 704 (following the German law § 35 for food and consumer goods/LMBG)

• 303180 Aromatic amines

• 302110 Extraction of alkaloids from aqueous solutions

• 303730 Determination of Chloramphenicol Residues in Honey

• 302100 Proof of azo dyes and aromatic amines on coloured textile materials (following the German law 35 for food and consumer goods/LMBG)

• 302120 Extraction of Heterocyclic Pharmaceuticals from Aqueous Solutions

• 305721 Safety of toys – Extraction of primary aromatic amines from textiles, leather, paper and wood acc. to BS EN 71-10:2005

• 305722 Safety of toys – Extraction of primary aromatic amines from aqueous liquids acc. to BS EN 71-10:2005

• 305723 Safety of toys – Extraction of primary aromatic amines from solid toy materials intended to leave a trace, modelling clay, ballon-making compounds and imitation tattos to BS EN 71-10:2005

• 303720 Simultaneous quantification of vitamins A, D3, and E in food samples

• 304800 Determination of Ethyl Carbamate in Wine according to EC Ordinance No. 761/1999

• 302940 Tocopherols from Serum with CHROMABOND® XTR

• 303670 Determination of aflatoxin M1 in milk and dairy products according to German § 35 LMBG (Schuller method)

• 302650 Method for the quantitative determination of glucoside-glucose in wine must

• 302900 Carbonyl compounds from air

• 302750 Inorganic Anions from Water (Bromide Nitrate)

• 301930 Inorganic Anions from Water (Chloride Nitrate)

• 303270 Sample Preparation for the Determination of Bromate from Water According to EN ISO 15061

• 303930 Analysis of neomycin sulfate and framycetin sulfate by high-performance liquid chromatography using evaporative light scattering detection

• 301320 PAH from Soil and Sludge

• 303580 Determination of acrylamide in food SPE clean-up procedure for LC-MS-MS

• 305571 Extraction of acrylamide from coffee and coffee products by SPE prior HPLC-MS/MS analysis acc. to E DIN 10785:2011-08

• 305572 Extraction of acrylamide from coffee and coffee products by SPE prior GC-MS analysis acc. to E DIN 10785:2011-08

• 302620 Separation of Surfactants Using Solid Phase Extraction

• 302690 Melatonin in Human Breast Cancer Tissue: Association with Nuclear Grade and Estrogen Receptor Status

• 300930 Determination of Temozolomide in Human Plasma and Urine

• 302570 Analysis of Flavonols of Sedum telephium L. Leaves by Capillary Electrophoresis and HPLC-Mass Spectrometry

• 303450 Isolation and Quantitation of Phosphatidylcholine

• 303440 Determination of pesticide fluxes in beech forest

• 302010 Diterpene glycosides from aqueous solutions

• 304850 Determination of atazanavir and further HIV-protease inhibitors by liquid chromatography after solid-phase extraction

• 305240 Analysis of guarana (Paullinia Cupana Var. Sorbilis) – III. Identification and determination of guarana beverages by HPLC analysis of caffeine and theophylline

• 302190 A Method for the Determination of 7 Anti-arrhythmic Drugs and their Metabolites in Serum

• 303500 Analysis of Hair for Cocaine

• 302350 Identification and Quantitation of Cocaine and Its Metabolites Benzoylecgonine and Ecgonine Methyl Ester in Hair

• 303320 Leukotrienes and other eicosanoids in biological samples from asthmatic subjects

• 302410 Basic Drugs from Serum with Solid-Phase Extraction

• 300490 Polyethylene Glycol 400 from Plasma/Urine

• 301530 Pesticides: Fungicides from drinking water

• 301860 Aromatic hydrocarbons: phenols from water

• 302480 Analysis of 5-vinyl-1,3-oxazolidine-2-thione in complex matrices at ppb level

• 302250 Tandem Mass Spectrometric Quantification of 8-iso-prostagladin F2 and its Metabolite 2,3-dinor-5,6-dihydro-8-iso-prostaglandin F2 in Human Urine

• 302260 Flavonols and Flavones of Parsley Cell Suspension Culture Change the Antioxidative Capacity of Plasma in Rats

• 302330 A method for the simultaneous quantitative analysis of pyrrolizidine alkaloids and their N-oxides in plant material

• 305270 Determination of delta9-tetrahydrocannabinolic acid A in serum samples by GC-MS

• 300590 Hydroxyvitamin D3 metabolites from plasma

• 300920 Antineoplastic Agents from Sewage Water

• 300420 Mycotoxins from apple juice

• 303760 Doping Substances in Equestrian Food Supplements

• 303820 Ingredients of Ginseng

• 303410 Isolation of scopolamine from tobaco roots

• 303400 Prostaglandines from Tissue Samples

• 304150 Extraction of Antibiotics in Waste Surface and Drinking Water

• 303430 Current-use insecticides, phosphates and suspended solids in the Lourens River Western Cape

• 305250 Determination of omega-3 fatty acids in starchy food

• 304020 Spray deposition of two insecticides into surface waters in a South African orchard area

• 305130 Extraction of 1,25-Dihydroxy-Vitamin D

• 300190 Cyanopeptolins from cyanobacteria

• 302930 Determination of Phenols in Water

• 305610 A rapid validated UHPLC-PDA method for anthocyanins quantification from Euterpe oleracea fruits

• 305780 Antioxidant and antimicrobial activities of beet root pomace extracts

• 302270 Enantioselective Seperation of Methadone and its Main Metabolite in Human Hair by Liquid-Mass Spectrometry

• 302280 Detection of benzodiazepines and other psychotropic drugs in human hair by GC/MS

• 303870 Extraction of sulfonamides from animal tissue

• 303360 Analysis of steryl esters in cocoa butter

• 305400 Rapid separation of three glucosylated resveratrol analogues from the invasive plant Polygonum cuspidatum by high-speed countercurrent chromatography

• 303650 Analysis for drugs of abuse in plasma and urine

• 304070 Determination of Free Morphine in Urine

• 301060 Diuretics: Furosemide from Plasma and Urine

• 300860 Antiepileptics from serum

• 300220 Diaminopyridine from Urine

• 300910 Antineoplastic Agents: Spirogermanium from Serum

• 300680 Xanthines: Caffeine and Theophylline from Serum

• 300090 Aromatic amines from urine and serum

• 300730 Anti-arrhythmic Drugs from Serum

• 300690 Xanthines: theophylline from serum

• 300870 Antiepileptics from serum

• 301000 Benzodiazepines: diazepam from serum

• 300880 Antiepileptics: valproic acid from serum

• 300940 Barbiturates from serum

• 300890 Antineoplastic agents from plasma

• 301030 Cimetidine from plasma

• 300900 Antineoplastic agents: methotrexate from plasma

• 300720 Anesthetics: lidocaine and metabolites from serum

• 301110 Tranquilisers: Thioridazine from Serum

• 300980 Beta-blocker: metoprolol from plasma

• 301360 Pesticides and PAH from water

• 300070 Alkaloids: nicotine and cotinine from plasma

• 300970 Beta-blocker: nadolol from serum

• 300810 Antibiotics from serum and urine

• 301010 Benzodiazepines: nitrazepam from serum

• 300700 Analgetics: paracetamol from serum

• 300660 Xanthines from beverages

• 302400 Automatic Determination of Indomethacin in Human Plasma Using Liquid-solid Extraction on Disposable Cartridges in Combination with HPLC

• 301410 PCB and organochlorine pesticides from serum

• 300990 Beta-blocker: propranolol from serum

• 301350 PAH and PCB from Blood Serum and Plasma

• 305650 Rapid visual detection of cyanide in blood

• 305700 Sample preparation of 8-hydroxy-2’-deoxyguanosine with solid phase extraction methodology based on molecular imprinting polymers and conventional silica based phases

• 305750 Screening for drugs in serum and urine by LC/ESI/CID-MS and MS/MS with library searching (SPE of clobazam and lorazepam from serum)

• 303480 Potentially Neurotoxic Compounds and Amino Acids in Blood Plasma of Parkinson´s Disease Patients

• 302000 Malondialdehyde from Plasma as 2-thiobarbituric Acid Condensation Product

• 301080 Sedative / Hypnotic Drugs from Urine

• 301460 Pesticides from homogenised milk

• 301200 Drugs: Tetrahydrocannabinol from plasma

• 301480 Pesticides: Aldicarb from water

• 301180 Drugs from human hair

• 301750 Pesticides: Rodenticide warfarin from water

• 301490 Pesticides: Acaricides from honey

• 302290 Influence of Sample Preparation on Analytical Results: Drug Analysis (GC/MS) on Hair Snippets Versus Hair Powder Using Various Extraction Methodes

• 302500 Evaluation of a solid-phase extraction procedure for the simultaneous determination of morphine 6-monoacetylmorphine codeine and dihydrocodeine in plasma and whole blood by GC/MS

• 302980 Influence of the acrospire of malted barley on the flavour stability and other quality parameters of beer

• 303660 Determination of markers of ilicit heroin in urine samples

• 305790 Multiresidue method for determination of 67 pesticides in water samples using solid-phase extraction with centrifugation and gas chromatography-mass spectrometry

• 305530 Simultaneous determination of thirteen plant alkaloids in a human specimen by SPE and HPLC

• 304860 High-performance liquid chromatography-tandem mass spectrometry for the analysis of bile acid profiles in serum of women with intrahepatic cholestasis of pregnancy

• 300370 Mycotoxins from corn flour

• 301040 Diuretics: acetazolamide from plasma

• 303920 Automated SPE for Analysis of Antibiotics in Food

• 301120 Vasodilators from Blood or Plasma

• 300480 Orotate from Urine

• 301840 Aromatic hydrocarbons: phenols from water

• 300270 Fatty Acids from Serum

• 301940 Benzalkonium chloride from waste water

• 301630 Pesticides: Atrazine from maize

• 301710 Pesticides from water, soil and lean tissues

• 300550 Steroids from Urine Serum and Plasma

• 300620 Water-soluble Vitamins from Aqueous Solutions

• 300040 Nonpolar Pharmaceuticals from Polar Syrupy Liquids

• 301160 Drugs from Blood

• 300060 Alkaloids from potatoes and potato products

• 300780 Antibiotics: cyclosporine from blood

• 300030 Removal of Oxidisable Organic Compounds from Water

• 301100 Sympathomimetics: salbutamol from calves urine

• 301140 Drugs from urine and blood

• 300050 o-Nitrophenylhydrazones from cyclohexane

• 301590 Pesticides: Triazines from water

• 300450 Nucleosides from plasma and urine

• 301900 Metals from Water

• 300460 Nucleosides from aqueous solutions

• 300140 Isoflavones from plant tissues

• 301600 Pesticides: Atrazine from tissues

• 300200 Cyclodextrins from plasma or urine

• 301680 Pesticides: Insecticide Dipterex® from serum

• 301470 Pesticides from water

• 300520 Prostaglandins from urine and blood

• 301020 Benzodiazepines from urine

• 301190 carboxy-tetrahydrocannabinol from urine

• 301050 Diuretics: bumetanide from urine

• 300500 Porphyrins: protoporphyrin from feces

• 300850 Tricyclic antidepressants from urine plasma blood

• 301730 Pesticides from water

• 301950 Benzalkonium chloride from plasma

• 300760 Antibiotics: chloramphenicol from animal tissues

• 301090 Sympathomimetics: amphetamines from biol. samples

• 300340 Additives: Preservatives from cosmetics

• 300560 Vitamins A D and E from tablets

• 301570 Pesticides from water

• 300710 Anesthetics from serum

• 300320 Food additives from orange juice

• 301540 Pesticides: Imidazole from tomatoes

• 301660 Pesticides: Herbicide metribuzin from leaf tissue

• 300160 Anthocyanines carbohydrates org. acids from wine

• 302180 Formaldehyd analysis with HPLC / Bio sensor coupling in cosmetics

• 304580 Determination of Benzimidazole Anthelmintics in Meat Samples

• 302631 Rapid Clean-up and effective sample preparation procedure for unambiguous determination of the cyclic peptides microcystin and nodularin

• 300580 Vitamin D3 metabolites from serum

• 301330 PAH and PCB from soil

• 301440 PCB and organochlorine pesticides from animal fats

• 300540 Steroids and peptide hormones from plasma

• 301340 PAH and PCB from water

• 300790 Antibiotics: cyclosporine from blood

• 303950 The determination of sulfonamides in honey by high performance liquid chromatography – mass spectrometry method (LC/MS)

• 304170 Quantitative determination of five ergot alkaloids in rye flour by liquid chromatography–electrospray ionisation tandem mass spectrometry

• 304120 Determination of bisphenol A diglycidyl ether (BADGE) and its derivatives in food: identification and quantification by internal standard

• 302632 Rapid Clean-up and effective sample preparation procedure for unambiguous determination of the cyclic peptides microcystin and nodularin

• 304560 Determination of Organotins in Water

• 302160 Plasticisers (phthalates and adipates) from drinking water (EPA 506)

• 300380 Mycotoxins from liver

• 301700 Pesticides: Organochlorine insecticides from water

• 304031 Standard SPE Procedure for CHROMABOND® C18 ec

• 304060 Method for the Determination of Fluoroquinolones in Meat acc. 35 and 64

• 302590 Immunochemical screening for antimicrobial drug residue in commercial honey

• 301070 Sedative / hypnotic drugs from urine

• 301720 Pesticides from plant and animal materials

• 301760 Aromatic hydrocarbons from water

• 301740 Pesticides from drinking water

• 301240 PAH from water

• 301790 Aromatic hydrocarbons: explosives from water

• 300250 Bile acids from serum

• 300020 Elution of substances from fat-containing samples

• 300950 Barbiturates from urine

• 300430 Mycotoxins: Aflatoxin M1 from milk

• 302470 Enrichment of quinolones and tetracyclines

• 303700 Detection of Incurred Dihydrostreptomycin Residues in Milk

• 304940 Extraction of Neutral Pharmaceuticals from Waste Water

• 303600 Rapid Determination of Benzo[a]pyrene in Olive Oil

• 305410 Rapid determination of 25-hydroxy vitamin D3 in swine tissue using an isotope dilution HPLC-MS assay

• 300510 Prostaglandins (PG) from urine

• 304100 Extraction of Amitrole from Aqueous Samples

• 300600 Vitamin B12 from Multi-vitamin Preparations

• 302700 Vitamins: Determination of Folic Acid in Food with HPLC

• 302170 PAHs from drinking water (EPA 550)

• 305220 Foodstuffs - Simultaneous determination of nine sweeteners

• 304570 Synthesis and Purification of CoA Esters

• 305070 Extraction of pesticides in fruits and vegetables by MPS-SPE

• 302140 Comparison of differentphases for pesticides from water

• 301970 Plasticisers (phthalates) from Water

• 305630 High-throughput peptide synthesis and peptide purification strategy at the low micromol-scale using the 96-well format

• 300640 Vitamin K1 from nutrient solutions

• 301800 Aromatic hydrocarbons from water

• 303000 Microwave-Assisted Water Extraction of Acid Herbicides from Soils Coupled to Continuous Filtration Pre-concentration Chromatographic Separation and UV Detection

• 300840 Antidepressant drugs: dibenzazepines from serum

• 303690 Determination of Twenty Phenolic Compounds from Alperujo (A Semisolid Waste from the Olive Oil Industry)

• 304010 Analysis and environmental levels of selected endocrine disrupting compounds and their metabolites in natural waters and freshwater sediments

• 304660 Measurement uncertainty arising from trueness of the analysis of two endocrine disruptors and their metabolites in environmental samples – Solid-phase extraction from environmental natural waters

• 303100 Recovery Rates of Phenols

• 303150 General analysis of pesticides from water

• 302060 Pesticides from water

• 302150 Comparison of different phases for phenol analysis

• 303130 Pesticides: Recovery rates of carbamates

• 303160 Recovery rates of aromatic hydrocarbons

• 301250 PAH from Water

• 303120 Recovery rates of halogenated aromatic hydrocarbons

• 300740 Anti-arrhythmic drug flecainide from plasma

• 300130 Anthocyan dyes from red wine

• 301690 Pesticides from drinking water

• 301370 PCB from transformer oils

• 304810 Extraction of acrylamide in drinking water

• 305560 Extraction of mycotoxins from oat and oat products with ready-to-use SPE column CHROMABOND® Carbon/Alox/Celite® acc. to the German regulation for food analysis § 64 LFGB

• 300960 Beta-blocker: atenolol from plasma

• 301210 Drugs: narcotic antagonist naloxone from plasma

• 305690 Novel methodology for topological studies of photosynthetic membrane protein complexes

• 305260 Rapid HPLC separation of the prtoein Mr.=17000 of spinach thylakoid membranes; removal of salts and sodium dodecyl sulfate from cytochrome b6f complex solution

• 300180 Carbohydrates from aqueous solutions

• 300800 Antibiotics: cyclosporine from serum

• 303350 Determination of domperidone in human plasma

• 301670 Pesticides: Herbicides paraquat and diquat from water

• 302610 Amiodarone from serum with Chromabond CN (500 mg) cartridges

• 301960 Benzalkonium chloride from aqueous solutions

• 303640 Determination of Carcinogenic Polycyclic Aromatic Hydrocarbons (PAH) in Smoked Meat Products and Liquid Smokes

• 303860 Clean-up of PAHs from Soil

• 301310 PAH from Soil

• 302720 Benzo(a)pyrene from Smoked Meat Products Aromatised with Artificial Smoke Aroma

• 302070 Pyridinium Crosslinks from Urine

• 305050 Simple and sensitive method for quantification of fluorescent enzymatic mature and senescent crosslinks of collagen in bone hydrolysate using single-column high performance liquid chromatography

• 303770 Determination of Pesticides in Food Samples (QuEChERS)

• 305420 Determination of phthalates in fruit jellies by dispersive SPE coupled with HPLC-MS

• 304080 Determination of Methylenedioxymethylamphetamine (MDEA) in Body Fluids Hair and Tissue Samples

• 301170 Drugs: Opiates from Blood and Serum

• 301150 Drugs from Urine

• 303050 Serum Extraction Methods for Systematic Toxicological Analysis with Mass Spectra Libraries

• 302240 Fast Screening for Drugs of Abuse by Solid-Phase Extraction with the Rapid-Trace Zymark GmbH

• 304000 Automated solid-phase extraction and two-step derivatization for simultaneous analysis of basic illicit drugs in serum by GC/MS

• 302770 Recovery Rates CHROMABOND® EASY Drugs

• 305090 Automated method for mixed phase-SPE of acidic, neutral and basic compounds from serum

• 302020 Drugs from blood serum

• 303910 Extraction of THC and 11-nor-9-THC-narboxylic acid from urine

• 303880 Extraction of THC and 11-nor-9-THC-carboxylic acid from urine

• 303890 Extraction of THC and 11-nor-9-THC-carboxylic acid from plasma/serum/blood

• 303190 Morphine and its Metabolites

• 303021 Triazines and pesticides from water with CHROMABOND® EASY (1)

• 303030 Triazines and pesticides from water with CHROMABOND® EASY

• 303850 Extraction of acidic pharmaceuticals from water

• 303022 Triazines and pesticides from water with CHROMABOND® EASY (2)

• 304032 Standard SPE Procedure for CHROMABOND® Easy

• 302850 Neutral enrichable pesticides from water

• 302860 Phenoxyalcane Carboxylic Acids from Water

• 303260 Antibiotics from surface water

• 303220 Pesticides with Chromabond Easy

• 302840 Recovery rates of phenyl urea pesticides with CHROMABOND® EASY

• 302880 Pesticides from water with AutoTrace® SPE system

• 303570 Determination of MS fragments from phenoxy carboxylic acids

• 302870 Nitro aromates with CHROMABOND® EASY

• 303212 Determination of bisphenol A in water

• 303900 Determination of Isothiazolinons in Dermatology Pharmaceutica and Cosmetics

• 305671 Automated SPE for the analysis of naproxen

• 305672 Automated SPE for the analysis of ketoprofen

• 302830 16 EPA-PAHs from Water with CHROMABOND Easy

• 302820 16 EPA-PAHs from Soil with CHROMABOND® EASY

• 302800 Recovery Rates of pesticides form drinking water on CHROMABOND® EASY

• 304880 Analysis of isothiazolinones in environmental waters by gas chromatography–mass spectrometry

• 305761 Extraction of veterinary drug sulfadimidine from percolate water

• 305762 Extraction of veterinary drug enrofloxacine from percolate water

• 305763 Extraction of veterinary drug tylosin from percolate water

• 305764 Extraction of veterinary drug chlortetracycline from percolate water

• 305765 Extraction of veterinary drug flubendazole from percolate water

• 302790 Recovery of PAHs According to German Drinking Water Specification

• 303840 Extraction of 41 pesticides from water

• 303530 Selected insecticides and pesticides from drinking water with CHROMABOND® EASY

• 303610 Simultaneous SPE of Acidic Neutral and Basic Pharmaceuticals from Aqueous Samples

• 303830 Extraction of endocrinic compounds and pharamceuticals from waste and surface water

• 302760 Pesticide recovery rates for CHROMABOND® EASY

• 302780 Comparison of Recovery Rates CHROMABOND® EASY, HR-P

• 303010 Enrichment of explosives from water samples

• 305430 Enrichment of Nitronaphthalenes from Water Samples

• 304930 Extraction of Acidic Pharmaceuticals from Waste Water

• 301870 Metalorganic Compounds in Seafood

• 301280 PAH from n-Hexane

• 302680 PCB from oil

• 301920 Aliphatic Carboxylic Acids from Air

• 301300 PAH from Crude Oil

• 305590 Creatinine and creatine from water: variation of the organic solvent

• 305600 Enrichment of ascorbic acid from urine

• 305580 Standard SPE Procedure for CHROMABOND® HILIC

• 304034 Standard SPE Procedure for CHROMABOND® HR-P

• 301810 Aromatic amines from water samples

• 301580 Pesticides: Organophosphorus compounds from water

• 301550 Pesticides from water

• 301820 Chlorophenols from soil and sludge

• 301780 Naphthols and nitroaromatics from water

• 301980 Anionic surfactants from water

• 301560 Pesticides from water

• 301290 PAH from Oil

• 302530 Bacterial Cleavage of Nitrogen to Sulfone Bonds in Sulfamide and 1H-2,1,3-benzothiadiazin-4(3H)-one 2,2-dioxide: Formation of 2-nitrobenzamide by Gordonia sp.

• 302740 Solid-phase extraction of polar hydrophilic aromatic sulfonates

• 303170 Separation humine compounds from surface water and sewage plant outflows for further pesticide analysis

• 303250 Pesticides from water

• 304410 Method development of an extraction of polar pesticides from kale - Influence of ion mode in LC/ESI-MS/MS on the recovery rates

• 304340 Method development of an extraction of polar pesticides and metabolites from rape - Improvement of solvent

• 304350 Method development of an extraction of polar pesticides and metabolites from avocado - Improvement of solvent

• 304440 Method development of an extraction of polar pesticides - Improvement of elution

• 304400 Method development of an extraction of very polar pesticide metabolites - Improvement of methanol portion

• 304420 Method development of an extraction of polar pesticides from rape - Influence of pH and sample volume on the recovery rates

• 304430 Method development of an extraction of polar pesticides from rape - Improved pH and sample volume

• 304360 Method development of an extraction of polar pesticides and metabolites from wheat - Improvement of solvent

• 303240 Triazine herbicides from water

• 304490 Method development of an extraction of polar pesticides from fatty matrix (olives) - Additional clean-up with C18 phase before CHROMABOND® HR-P

• 304470 Method development of an extraction of polar pesticides from rice - Comparison of CHROMABOND® HR-P and kieselguhr

• 304460 Method development of an extraction of polar pesticides from olives - Comparison of CHROMABOND® HR-P and kieselguhr

• 304450 Method development of an extraction of polar pesticides from peach - Comparison of CHROMABOND® HR-P and kieselguhr

• 304500 Method development of an extraction of polar pesticides from crops - Reduction of matrix effects in LC/MS

• 302990 Determination of Haloacetic Acids in Aqueous Environments by Solid-Phase Extraction

• 303940 High precision procedure for determination of selected herbicides and their degradation products in drinking water by solid-phase extraction and gas chromatography-mass spectrometry

• 304640 Extraction of nitroaromatics

• 303290 Epichlorohydrine from water

• 301830 Aromatic hydrocarbons: phenols from water

• 303211 Determination of bisphenol A in water

• 305120 Extraction of nitrophenols in cloud water samples

• 303140 Recovery rates of triazines on diverse RP phases

• 304510 Validated multi method for an extraction of polar pesticides and metabolites from crops with subsequent LC-MS/MS

• 302920 Recovery rates of selected pesticides from water

• 302300 Analysis of Volatile Components Derived from Raw and Roasted Earth-Almond (Cyperus esculentus L.)

• 301270 PAH from n-hexane

• 302460 Bioavailability of the Antioxidative Rosmarinus Officinalis Compound Carnosic Acid in Eggs

• 305040 Screening of Anabolic Steroids and beta2-agonists in Human Urine

• 303125 Halogenated aromatic hydrocarbons (HAC)

• 303420 Extraction of alkylethoxylates

• 302910 Enrichment of explosive compounds from water samples with SPE

• 305660 Development of new kinetic-spectrophotometric method for determination insecticide dimethoate in milk and water

• 302960 Pesticides: Triazines and further herbicides from water

• 303540 Insecticides and pesticides from water

• 302950 Acetaldehyde: SPE after derivatisation with 2,4-Dinitrophenyl hydrazine (DNPH)

• 304090 Occurrence of perfluorinated organic acids in the water of the North Sea

• 302370 Phenols in aqueous samples

• 304721 Extraction of perfluorinated organic compounds in seawater

• 304722 Extraction of perfluorinated organic compounds in sediments

• 304723 Extraction of perfluorinated organic compounds in fish tissues

• 304620 Extraction of tetracyclines and sulfadiazine from percolation water

• 302670 Development of a Solid-Phase-Extraction and Derivatisation Method for Polar Carboxylic Acids from Aqueous Extracts of Inorganic Multi-component Incineration Residue

• 303060 Rapid Determination of Heavy Polycyclic Aromatic Hydrocarbons in Edible Fats and Oils

• 302080 AOX Determination in Water with High Content of Salt or Organic Compounds According to DIN 38409 - H 22

• 304690 Determination of Dissolved Adsorbable and Organically Bound Halogens after Solid Phase Extraction According to DIN 38409 - H 32

• 304310 Standard SPE Procedure for CHROMABOND® HR-X

• 304300 Alkaloids from serum

• 304250 Pesticides from water (pH 2)

• 304270 Pesticides from water - Comparison of phases under different pH

• 304280 Pesticides from water - Comparison of phases

• 304240 Drugs from Water - Study of Comparison

• 305810 Validation and application of an LC-MS/MS method for the simultaneous quantification of 13 pharmaceuticals in seawater (Extraction and clean-up)

• 304210 Steroids from Serum - Study of Comparison

• 304220 Sulfonamides from serum - Study of comparison

• 304200 Penicillins from Serum - Study of Comparison

• 304190 Tricyclic Antidepressants from Serum - Study of Comparison

• 304290 Barbiturates from Serum - Comparison of Elution Behaviour

• 304260 Pesticides from water (pH 7) with CHROMABOND® HR-X and EASY

• 305280 Extraction of free steroids and their sulphate conjugates

• 305290 Standard protocol for desalting and selective elution of peptides and proteins

• 305710 Simultaneous measurement of endogenous steroid hormones and their metabolites with LC-MS/MS in faeces of a New World primate species, Cebus capucinus

• 305490 Comparison of the elution behavior of 45 µm and 85 µm particles in the enrichment of hexobarbital

• 304830 Determination of Bumetanide and Phenobarbitale in Brain

• 305520 Liquid chromatography coupled with tandem mass spectrometry method for thirty-three pesticides in natural water

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