Contact an Account ManagerSimultaneous determination of multiple additives in cosmetics
Summary
Type: HPLC
Application #: 100630
Catalog#: 720120.40 - MN HPLC Column, Nucleosil C18, 100A, 5um, 4x150mm
Detection: UV, diode array, variable wavelengths as indicated
Conditions: eluent: 26min linear gradient starting with water - methanol (65:35), adjusted to pH 2.5 with phosphoric acid, and ending with methanol - phosphoric acid (1000:1) followed by 12min of the final eluent;
flow rate 1.0ml/min
20μl, 50μg/ml of each component
Authors: Yamamoto S
Source: J Chromatogr 370 (1986) 179 - 187
Details
Legend: Gradient elution of typical additives:
1.) pantothenyl ethyl ether
2.) methyl p-hydroxybenzoate
3.) salicylic acid
4.) benzyl nicotinate
5.) 4-isopropyl-3-methylphenol
6.) butyl p-hydroxybenzo