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  5. Potassium dichromate, 0.25N Standardized Solution

Potassium dichromate, 0.25N Standardized Solution

Catalog No. p-7050100
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500 mL
1 L
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Catalog No. Quantity
AA35587AP 500 mL
AA35587K2 1 L
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Catalog No. AA35587AP Supplier Thermo Scientific Chemicals Supplier No. 035587AP
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Description

CAS: 7778-50-9 | Cr2K2O7 | 294.182 g/mol

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Chemical Identifiers

CAS 7778-50-9
Molecular Formula Cr2K2O7
Molecular Weight (g/mol) 294.182
MDL Number MFCD00011367
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
Linear Formula K2Cr2O7
UN Number UN3287
Concentration 0.25N
Formula Weight 294.18
Odor Odorless
Quantity 500 mL
Physical Form Liquid
Chemical Name or Material Potassium dichromate, Standardized Solution

Safety and Handling

Hazard Category H315-H317-H319-H332-H334-H340-H350-H360FD-H373
Hazard Statement GHS H Statement
H272-H301-H331-H334-H340-H350-H360-H372-H314-H312-H317
May intensify fire
oxidizer.
Toxic if swallowed.
Toxic if inhaled.
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.
Causes damage to organs through prolonged or repeated exposure.
Causes severe skin burns and eye damage.
Harmful in contact with skin.
May cause an allergic skin reaction.
Precautionary Statement P201-P202-P260-P264b-P271-P272-P280-P281-P285-P302+P352-P304+P340-P305+P351+P338-P308+P313-P333+P313-P342+P311-P362-P501c
DOTInformation Transport Hazard Class: 6.1; Packing Group: III; Proper Shipping Name: TOXIC LIQUID, INORGANIC, N.O.S.
EINECSNumber 231-906-6
TSCA Yes
Recommended Storage Ambient temperatures

RUO – Research Use Only