Centro de Documentacion de Fundación MAPFRE - Analytical problems encountered with NIOSH method 5521 for total iscyanates

Notes: Sumario: A recent analysis for total isocyanates in air using National Institute for Occupational Safety and Health Method 5521 presented difficulties in the identification of an oligomeric isocyanate species. Two problems were encountered during the analysis. Two problems were encountered during the analysis. A false negative response in the high performance liquid chromatography chromatogram was encountered in a majority of the field samplesRelated records: En: American Industrial Hygiene Association journal. - Akron, Ohio. - Vol. 56, nº 5, May 1995 ; p. 474-479Materia / lugar / evento: National Institute for Occupational Safety and Health Higiene industrial Isocianatos Contaminación en ambientes laborales Métodos de análisis Secondary titles: Título: American Industrial Hygiene Association journal
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