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Chemical Sampling Information (CSI)
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General Description

Synonyms: 3-Aminoaniline; m-Benzenediamine; 1,3-Benzenediamine; m-Diaminobenzene; 1,3-Diaminobenzene; 1,3-Phenylenediamine; Developer C; Developer H; Developer M; Direct Brown GG; Direct Brown B

OSHA IMIS Code Number: P236

Chemical Abstracts Service (CAS) Registry Number: 108-45-2

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: SS7700000; 57569

Department of Transportation Regulation Number (49 CFR 172.101) and Guide: UN1673 Poison Keep Away From Food

Chemical Description and Physical Properties:

colorless needles, becoming red in air, usually in the form of a stable hydrochloride; soluble in alcohol, ether & water
boiling point: 282-287°C
melting point: 63°C
Exposure Limits

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 0.1 mg/m3 TWA; Appendix A4 (Not Classifiable as a Human Carcinogen)

Health Factors

Carcinogenic Classification:

International Agency for Research on Cancer (IARC): Group 3, not classifiable as to its carcinogenicity to humans (1,3-Benzenediamine)

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
    analytical solvent: EDTA Solution
    maximum volume: 100 Liters  
    maximum flow rate:
    1.0 L/min
    current analytical method: High Performance Liquid Chromatography; HPLC/UV
    method reference: 2 (OSHA 87)
    sampling and analytical error: 0.09
    method classification: Fully Validated
    note: Filters may be obtained by OSHA personnel from the Salt Lake Technical Center.

Conditions: Column: C18 Mobile Phase: 95/5 H2O/ACN 0.05 M Sodium Phosphate @ pH 7 Detector Wavelength: 240 nm Detection Limit: 0.3 ug

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