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Chemical Sampling Information (CSI)
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General Description

Synonyms: 1-Chloro-2,4-Dinitrobenzene; Dinitrochlorobenzol; DNCB; 1,3-Dinitro-4-chlorobenzene; Dinitrochlorobenzene

OSHA IMIS Code Number: D344

Chemical Abstracts Service (CAS) Registry Number: 97-00-7

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: CZ0525000

Chemical Description and Physical Properties:

pale yellow needles, almond odor; soluble in hot alcohol, ether, benzene & CS2
molecular weight:
202.56
melting point: 52-54°C
boiling point: 315°C
Health Factors

Health Effects: Skin irritant, moderate explosion hazard.

Monitoring Methods used by OSHA

Conditions: C18 Column 50/50 MeOH:H20 lambda=310 UV detector; Note from Wayne Potter, 10/21/85, samples were none detected, I don't think charcoal is a very good sampling media for DNCB.

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