101460 Trace analysis of airborne aromatic isocyanates related aminoisocyanates and diamines

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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