Chromium potassium sulfate dodecahydrate

Names

[ Name ]:
Chromium potassium sulfate dodecahydrate

[Synonym ]:
EINECS 233-401-6
MFCD00149917
potassium,chromium(3+),disulfate,dodecahydrate
Chromium(3+) potassium sulfate hydrate (1:1:2:12)

Chemical & Physical Properties

[ Density]:
1.83

[ Boiling Point ]:
330ºC at 760 mmHg

[ Melting Point ]:
89 °C(lit.)

[ Molecular Formula ]:
H₂₄CrKO₂₀S₂

[ Molecular Weight ]:
499.403

[ Exact Mass ]:
498.934448

[ PSA ]:
288.04000

[ Stability ]:
Stable. Incompatible with magnesium, aluminium.

[ Water Solubility ]:
24 g/100 mL (15 ºC)

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GB6850000

CAS REGISTRY NUMBER :: 7788-99-0

LAST UPDATED :: 199712

DATA ITEMS CITED :: 14

MOLECULAR FORMULA :: O8-S2.Cr.K.12H2-O

MOLECULAR WEIGHT :: 499.41

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 112 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 135 mg/kg

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application

MUTATION DATA

TYPE OF TEST :: DNA repair

TEST SYSTEM :: Bacteria - Escherichia coli

DOSE/DURATION :: 125 ug/well

REFERENCE :: MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 133,161,1984 *** REVIEWS *** ACGIH TLV-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: TLV/BEI,1997 ACGIH TLV-Not classifiable as a 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 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 1 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):8H TWA 0.5 mg(Cr)/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):8H TWA 0.5 mg(Cr)/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):8H TWA 0.5 mg(Cr)/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):8H TWA 0.5 mg(Cr)/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 OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 82893 No. of Facilities: 26 (estimated) No. of Industries: 3 No. of Occupations: 6 No. of Employees: 391 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 82893 No. of Facilities: 518 (estimated) No. of Industries: 7 No. of Occupations: 6 No. of Employees: 9625 (estimated) No. of Female Employees: 119 (estimated)

Safety Information

[ Hazard Codes ]:
Xi:Irritant;

[ Risk Phrases ]:
R36/38

[ Safety Phrases ]:
S22-S24/25-S37/39-S26

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
2

[ RTECS ]:
GB6850000

[ HS Code ]:
2833309000

Customs

[ HS Code ]: 2833309000

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Behavioral and physiological studies show that neuronal interactions among the glomeruli in the insect antennal lobe (AL) take place during the processing of odor information. These interactions are m...

Morphological study on pigmented cells in the horse testis.

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[Determination of the relative RNA-content of liver cell nuclei with gallocyanin-chromealum-staining (author's transl)].

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The relative RNA-content of liver cell nuclei from histological slides of rat liver was determined by automatical microscope picture analysis. The slides were stained with Gallocyanin-Chromealum. Exti...