Trace analysis of airborne aromatic isocyanates related aminoisocyanates and diamines
Summary
Type: HPLC Application #: 101460
Catalog#: 720014.30 - MN HPLC Column, Nucleosil C18, 100A, 5um, 3x250mm
Detection: electrochemical: glassy carbon working electrode at 950V versus saturated Ag/AgCl, 500nA Conditions: eluent: acetonitrile - water (37:63, v/v), the water phase containing 0.1M Na phosphate buffer (pH 7.0), flow rate 0.5 ml/min; Authors: Dalene M Source: J Chromatogr 435 (1988) 469 - 481
Details
Legend: Chromatogram of substances investigated.
1. solvent front with unresolved 2,4- and 2,6-toluenediamines,
2. 2,6-tolueneaminourethane (ca. 200pg/µl),
3. and 4.
2,4-tolueneaminourethanes (ca. 180 a