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  5. Potassium Dichromate, For COD, Certified, 0.0250N ±0.0005N (0.0042M), LabChem™

Potassium Dichromate, For COD, Certified, 0.0250N ±0.0005N (0.0042M), LabChem™

Catalog No. LC189502
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500 mL
1 L
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Catalog No. Quantity
LC189502 1 L
LC189501 500 mL
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Catalog No. LC189502 Supplier LabChem Supplier No. LC189502
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Chemical Identifiers

CAS 7778-50-9 , 7732-18-5
Molecular Formula Cr2K2O7
Molecular Weight (g/mol) 294.182
InChI Key KMUONIBRACKNSN-UHFFFAOYSA-N
Synonym potassium dichromate, potassium bichromate, kaliumdichromat, iopezite, dipotassium bichromate, dipotassium dichromate, potassium dichromate vi, dichromic acid dipotassium salt, dipotassium dichromium heptaoxide, bichromate of potash
PubChem CID 24502
ChEBI CHEBI:53444
IUPAC Name dipotassium;oxido-(oxido(dioxo)chromio)oxy-dioxochromium
SMILES [O-][Cr](=O)(=O)O[Cr](=O)(=O)[O-].[K+].[K+]

Specifications

Color Orange
CAS Max % 99.88, 0.12
Linear Formula K2Cr2O7
Concentration 0.0250N ±0.0005N (0.0042M)
Density 1g/mL
Solubility Information Soluble in water
Formula Weight 294.18
Grade Certified
Identification Passes Test
Packaging Poly Bottle
Specific Gravity 1g/mL
Traceability to NIST Traceable to NIST
Viscosity 1cSt
Decomposition Information Contains hexavalent Chromium
Quantity 1 L
Physical Form Liquid
Chemical Name or Material Potassium Dichromate, For COD
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Safety and Handling

Hazard Category Danger
Hazard Statement GHS H Statement
May cause an allergic skin reaction.
May cause allergy or asthma symptoms or breathing difficulties if inhaled.
May cause genetic defects.
May cause cancer.
May damage fertility or the unborn child.
Precautionary Statement GHS P Statement
Obtain special instructions before use.
Do not handle until all safety precautions have been read and understood.
Avoid breathing mist.
Wear protective gloves, protective clothing, eye protection, face protection.
Wear respiratory protection.
Contaminated work clothing must not be allowed out of the workplace.
If exposed or concerned: Get medical advice/attention.
If on skin: Wash with plenty of soap and water.
Take off contaminated clothing and wash it before reuse.
If skin irritation or rash occurs: Get medical advice/attention.
If inhaled: Remove person to fresh air and keep comfortable for breathing.
If experiencing respiratory symptoms: Call a poison center/doctor.
Store locked up.
Dispose of contents/container to comply with local, state and federal regulations.
Recommended Storage Room Temperature