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Chemical Sampling Information (CSI)
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General Description

Synonyms: 2,4-Diaminotoluene; Diaminotoluene; 4-Methyl-1,3-benzenediamine

OSHA IMIS Code Number: 2465

Chemical Abstracts Service (CAS) Registry Number: 95-80-7

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: XS9625000; 83004

Department of Transportation Regulation Number (49 CFR 172.101) and Guide: 1709 151

NIOSH Pocket Guide to Chemical Hazards, Toluenediamine: Chemical description, physical properties, potentially hazardous incompatibilities, and more

Chemical Description and Physical Properties:
solid
melting point: 99°C
boiling point: 280°C
molecular weight: 122.2
Health Factors

Carcinogenic Classification:
International Agency for Research on Cancer (IARC): Group 2B, possibly carcinogenic to humans (2,4-Diaminotoluene)

National Toxicology Program (NTP): Reasonably anticipated to be a human carcinogen (2,4-Diaminotoluene) [98 KB PDF, 2 pages]
Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):
  • sampling media: Coated Glass Fiber Filters (37 mm) in 3 piece cassette. Coating is Sulfuric Acid.
    maximum volume: 100 Liters   
    maximum flow rate:
    1.0 L/min
    current analytical method: Gas Chromatography; GC/ECD
    method reference: 2 (OSHA 65)
    sampling and analytical error: 0.10
    method classification: Fully Validated
    note: Within ten hours after sampling, transfer filter to glass vial containing 2 mL deionized water. Filters may be obtained by OSHA personnel from SLTC.
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