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Chromium(3+);dioxido(dioxo)chromium

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Name

Chromium(3+);dioxido(dioxo)chromium

EINECS N/A
CAS No. 24613-89-6 Density g/cm3
PSA 287.91000 LogP -2.04120
Solubility 96.6g/L Melting Point N/A
Formula CrH2 O4 . 2/3 Cr Boiling Point °Cat760mmHg
Molecular Weight 452.00 Flash Point °C
Transport Information N/A Appearance N/A
Safety Confirmed carcinogen with experimental carcinogenic and neoplastigenic data. Very powerful oxidizer. See also CHROMIUM COMPOUNDS.

Analytical Methods:

   

For occupational chemical analysis use NIOSH: Chromium Hexavalent 7024.

Risk Codes 45-8-35-43-50/53
Molecular Structure Molecular Structure of 24613-89-6 (CHROMIUM (IC) CHROMATE) Hazard Symbols O,T,C,N
Synonyms

Chromiumchromate (Cr2(CrO4)3)

 

Chromium(3+);dioxido(dioxo)chromium Chemical Properties

IUPAC Name: Chromium(3+);dioxido(dioxo)chromium
CAS: 24613-89-6
Formula: Cr8O21
Molecular Weight: 751.96
Molecular Structure of  Chromium(3+);dioxido(dioxo)chromium ( CAS NO.24613-89-6):

Chromium(3+);dioxido(dioxo)chromium Toxicity Data With Reference

1.    

imp-rat TDLo:112 mg/kg:NEO

    AIHAAP    American Industrial Hygiene Association Journal. 20 (1959),274.

Chromium(3+);dioxido(dioxo)chromium Consensus Reports

IARC Cancer Review: Animal Sufficient Evidence IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 2 , 1973,p. 100.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) . Reported in EPA TSCA Inventory. Chromium and its compounds are on the Community Right-To-Know List.

Chromium(3+);dioxido(dioxo)chromium Safety Profile

Confirmed carcinogen with experimental carcinogenic and neoplastigenic data. Very powerful oxidizer. See also CHROMIUM COMPOUNDS.
Analytical Methods:
For occupational chemical analysis use NIOSH: Chromium Hexavalent 7024.
Safety Information about Chromium(3+);dioxido(dioxo)chromium ( CAS NO.24613-89-6):
Hazard Codes:
O:     T:    C:    N:
Risk Statements about Chromium(3+);dioxido(dioxo)chromium ( CAS NO.24613-89-6):
R45: May cause cancer.
R8: Contact with combustible material may cause fire.
R35: Causes severe burns.
R43: May cause sensitization by skin contact.
R50/53: Very Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Statements about Chromium(3+);dioxido(dioxo)chromium ( CAS NO.24613-89-6): 
S53: Avoid exposure - obtain special instruction before use.
S45: medical advice immediately (show label where possible).
S60: This material and/or its container must be disposed of as hazardous waste.
S61: Avoid release to the environment. Refer to special instructions safety data sheet.
RIDADR: 3085
HazardClass: 5.1

Chromium(3+);dioxido(dioxo)chromium Standards and Recommendations

OSHA PEL: CL 0.1 mg(CrO3)/m3
ACGIH TLV: TWA 0.05 mg(Cr)/m3; Confirmed Human Carcinogen
DFG MAK: Animal Carcinogen, Suspected Human Carcinogen
NIOSH REL: (Chromium(VI)) TWA 0.001 mg(Cr(VI))/m3

Chromium(3+);dioxido(dioxo)chromium Analytical Methods

For occupational chemical analysis use NIOSH: Chromium Hexavalent 7024.

Chromium(3+);dioxido(dioxo)chromium Specification

  The chemical synonyms of  Chromium(3+);dioxido(dioxo)chromium ( CAS NO.24613-89-6) are CCRIS 158 ;  Chromic chromate ; Chromium (III) chromate ; Chromium chromate ; Chromium chromate, Cr2(CrO4)3 ; EINECS 246-356-2 ; HSDB 2961 .

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