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MSDS  : Dichromic acid, diammonium salt
CAS  : 7789-09-5
SYNONYMS  : * Ammonio (bicromato di) * Ammonio (dicromato di) * Ammoniumbichromaat * Ammoniumdichromat * Ammonium bichromate * Ammoniumdichromaat * Ammonium dichromate * Ammonium (dichromate d') * Ammonium dichromate (VI) * Bichromate d'ammonium
*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER : HX7650000
CHEMICAL NAME : Dichromic acid, diammonium salt
CAS REGISTRY NUMBER : 7789-09-5
LAST UPDATED : 199712
DATA ITEMS CITED : 18
MOLECULAR FORMULA : Cr2-H2-O7.2H3-N
MOLECULAR WEIGHT : 252.10
WISWESSER LINE NOTATION : Z&2 CR2-O7
COMPOUND DESCRIPTOR : Tumorigen
Mutagen
Human
SYNONYMS/TRADE NAMES :
* Ammonio (bicromato di)
* Ammonio (dicromato di)
* Ammoniumbichromaat
* Ammoniumdichromat
* Ammonium bichromate
* Ammoniumdichromaat
* Ammonium dichromate
* Ammonium (dichromate d')
* Ammonium dichromate (VI)
* Bichromate d'ammonium

*** HEALTH HAZARD DATA ***

** ACUTE TOXICITY DATA **

TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Human - child
DOSE/DURATION : 99 mg/kg
TOXIC EFFECTS :
Gastrointestinal - other changes
Kidney, Ureter, Bladder - changes in tubules (including acute renal failure,
acute tubular necrosis)
Blood - change in clotting factors
REFERENCE :
AEMED3 Annals of Emergency Medicine. (American College of Emergency
Physicians, 1125 Executive Circle, Irving, TX 75038)
Volume(issue)/page/year: 24,748,1994

TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - guinea pig
DOSE/DURATION : 25 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
EQSSDX Environmental Quality and Safety, Supplement. (Stuttgart, Fed. Rep.
Ger.) V.1-5, 1975-76. Discontinued. Volume(issue)/page/year: 1,1,1975

** MUTATION DATA **

TYPE OF TEST : DNA repair
TEST SYSTEM : Bacteria - Salmonella typhimurium
DOSE/DURATION : 50 mmol/L
REFERENCE :
TOLED5 Toxicology Letters. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1977- Volume(issue)/page/year: 7,439,1981

TYPE OF TEST : DNA repair
TEST SYSTEM : Bacteria - Bacillus subtilis
DOSE/DURATION : 50 mmol/L
REFERENCE :
TOLED5 Toxicology Letters. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1977- Volume(issue)/page/year: 7,439,1981

*** REVIEWS ***

ACGIH TLV-TWA 0.05 mg(Cr)/m3
DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices
(BEIs) booklet issues by American Conference of Governmental Industrial
Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year:
TLV/BEI,1997

ACGIH TLV-Confirmed human carcinogen
DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices
(BEIs) booklet issues by American Conference of Governmental Industrial
Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year:
TLV/BEI,1997

IARC Cancer Review:Human Sufficient Evidence
IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
V.1- 1972- Volume(issue)/page/year: 49,49,1990

IARC Cancer Review:Group 1
IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals
to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210)
V.1- 1972- Volume(issue)/page/year: 49,49,1990

TOXICOLOGY REVIEW
85DHAX "Medical and Biologic Effects of Environmental Pollutants Series,"
Washington, DC, National Academy of Sciences, 1972-77
Volume(issue)/page/year: Cr,22,1974

*** U.S. STANDARDS AND REGULATIONS ***

MSHA STANDARD-air:TWA 0.5 mg(Cr)/m3
DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices
(BEIs) booklet issues by American Conference of Governmental Industrial
Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,35,1971

OSHA PEL (Gen Indu):CL 0.1 mg(CrO3)/m3
CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt.
of Documents, Washington, DC 20402) Volume(issue)/page/year:
29,1910.1000,1994

OSHA PEL (Construc):CL 0.1 mg(CrO3)/m3
CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt.
of Documents, Washington, DC 20402) Volume(issue)/page/year:
29,1926.55,1994

OSHA PEL (Shipyard):CL 0.1 mg(CrO3)/m3
CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt.
of Documents, Washington, DC 20402) Volume(issue)/page/year:
29,1915.1000,1993

OSHA PEL (Fed Cont):CL 0.1 mg(CrO3)/m3
CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt.
of Documents, Washington, DC 20402) Volume(issue)/page/year:
41,50-204.50,1994

*** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***

NIOSH RECOMMENDED EXPOSURE LEVEL (REL) :
NIOSH REL TO CHROMIUM(VI)-air:10H CA TWA 0.001 mg(Cr)/m3
REFERENCE :
NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of
Health, Education, and Welfare, Reports and Memoranda.
Volume(issue)/page/year: DHHS #92-100,1992

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
NOHS - National Occupational Hazard Survey (1974)
NOHS Hazard Code - 06063
No. of Facilities: 1812 (estimated)
No. of Industries: 31
No. of Occupations: 15
No. of Employees: 13389 (estimated)

NOES - National Occupational Exposure Survey (1983)
NOES Hazard Code - 06063
No. of Facilities: 3088 (estimated)
No. of Industries: 23
No. of Occupations: 21
No. of Employees: 25163 (estimated)
No. of Female Employees: 5017 (estimated)

*** STATUS IN U.S. ***

EPA TSCA Section 8(b) CHEMICAL INVENTORY


*** END OF RECORD ***
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