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Chemical Sampling Information (CSI)
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General Description

Synonyms: Chromic Acid, Zinc Salt

OSHA IMIS Code Number: 2612

Chemical Abstracts Service (CAS) Registry Number: 13530-65-9

Chemical Description and Physical Properties:

solid

Exposure Limits

OSHA Permissible Exposure Limit (PEL):

General Industry: 0.1 mg/m3, (See monitoring note)

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 0.01 mg/m3 TWA (as Cr); Appendix A1 (Confirmed Human Carcinogen)

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 0.001 mg/m3 TWA; Potential carcinogen

Health Factors

Carcinogenic Classification:

International Agency for Research on Cancer (IARC): Chromium and Chromium Compounds - Group 1, carcinogenic to humans (Hexavalent Chromium Compounds)

Health Effects: Mutagen (HE2)

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

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