10294-40-3

Name Barium chromate
CAS 10294-40-3
EINECS(EC#) 233-660-5
Molecular Formula BaCrO4
MDL Number MFCD00014180
Molecular Weight 253.32
MOL File 10294-40-3.mol
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Chemical Properties

Appearance Yellow Powder
Melting point  210 °C (dec.) (lit.)
density  4.5 g/mL at 25 °C(lit.)
solubility  reacts with acid solutions
form  Powder
color  Yellow
Specific Gravity 4.5
Stability: Stable. Oxidizer. May react vigorously with reducing agents.
Water Solubility  Insoluble in water. Soluble in strong acids.
Merck  14,972
Solubility Product Constant (Ksp) pKsp: 9.93
Exposure limits OSHA: Ceiling 0.1 mg/m3
NIOSH: IDLH 15 mg/m3; TWA 0.0002 mg/m3
InChI 1S/Ba.Cr.4O/q+2;;;;2*-1
InChIKey QFFVPLLCYGOFPU-UHFFFAOYSA-N
SMILES [Ba++].[O-][Cr]([O-])(=O)=O
CAS DataBase Reference 10294-40-3(CAS DataBase Reference)
NIST Chemistry Reference barium chromate(VI)(10294-40-3)
EPA Substance Registry System 10294-40-3(EPA Substance)

Safety Data

Hazard Codes  O,T,N
Risk Statements 
R49:May cause cancer by inhalation.
R8:Contact with combustible material may cause fire.
R20/22:Harmful by inhalation and if swallowed .
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 
S53:Avoid exposure-obtain special instruction before use .
S36/37:Wear suitable protective clothing and gloves .
S45:In case of accident or if you feel unwell, seek 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  UN 1479 5.1/PG 2
WGK Germany  3
RTECS  CQ8760000
TSCA  Yes
REACH Registrations Active
HazardClass  5.1
PackingGroup  III
Storage Class 5.1B - Oxidizing hazardous materials
Hazard Classifications Acute Tox. 4 Inhalation
Acute Tox. 4 Oral
Carc. 1B
Ox. Sol. 2
Safety Profile
Confirmed human carcinogen. A poison. Mutation data reported. Reacts vigorously with reducing materials. See also BARIUM COMPOUNDS (soluble) and CHROMIUM COMPOUNDS. Used in pyrotechnics and as an explosive initiator.
Hazardous Substances Data 10294-40-3(Hazardous Substances Data)
Toxicity
sce-ham:ovr 100 mg/L MUREAV 156,219,85

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