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Potassium dichromate, 99%, Thermo Scientific Chemicals

Catalog Number 11452998
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Quantity:
500 g
2500 g
This item is not returnable. View return policy
Regulatory: This product contains a substance listed in Annex XIV to REACH Regulation (EC) No 1907/2006, all customers must complete a declaration before delivery.
7778-50-9
Cr2K2O7
294.182
MFCD00011367
KMUONIBRACKNSN-UHFFFAOYSA-N
potassium dichromate, potassium bichromate, kaliumdichromat, iopezite, dipotassium bichromate, dipotassium dichromate, potassium dichromate vi, dichromic acid dipotassium salt, dipotassium dichromium heptaoxide, bichromate of potash
24502
CHEBI:53444
dipotassium;oxido-(oxido(dioxo)chromio)oxy-dioxochromium
[O-][Cr](=O)(=O)O[Cr](=O)(=O)[O-].[K+].[K+]
This item is not returnable. View return policy
Regulatory: This product contains a substance listed in Annex XIV to REACH Regulation (EC) No 1907/2006, all customers must complete a declaration before delivery.
7778-50-9
Cr2K2O7
294.182
MFCD00011367
KMUONIBRACKNSN-UHFFFAOYSA-N
potassium dichromate, potassium bichromate, kaliumdichromat, iopezite, dipotassium bichromate, dipotassium dichromate, potassium dichromate vi, dichromic acid dipotassium salt, dipotassium dichromium heptaoxide, bichromate of potash
24502
CHEBI:53444
dipotassium;oxido-(oxido(dioxo)chromio)oxy-dioxochromium
[O-][Cr](=O)(=O)O[Cr](=O)(=O)[O-].[K+].[K+]

Potassium dichromate is most often used as an oxidizing agent in laboratories and industries. It is used as a precursor to prepare potassium chrome alum which finds application in leather finishing and tanning. It is utilized in the preparation of chromic acid for cleaning glassware and etching materials. It is an active ingredient in cement used for retards setting and improves its density and texture. Furthermore, it is used in photography and in photographic screen printing. It is also used in wet test analysis as an analytical lab reagent and in ethanol determination.

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.

Applications
Potassium dichromate is most often used as an oxidizing agent in laboratories and industries. It is used as a precursor to prepare potassium chrome alum which finds application in leather finishing and tanning. It is utilized in the preparation of chromic acid for cleaning glassware and etching materials. It is an active ingredient in cement used for retards setting and improves its density and texture. Furthermore, it is used in photography and in photographic screen printing. It is also used in wet test analysis as an analytical lab reagent and in ethanol determination.

Solubility
Soluble in water. Insoluble in alcohol.

Notes
Incompatible with strong oxidizing agents, reducing agents, strong bases, organic materials, acids, powdered metals, acid anhydrides and hydrazine.
TRUSTED_SUSTAINABILITY
Melting Point 398°C
Quantity 500 g
Linear Formula K2Cr2O7
UN Number UN3087
Merck Index 14,7627
Solubility Information Soluble in water. Insoluble in alcohol.
Formula Weight 294.18
Percent Purity 99%
Odor Odorless
Density 2.676
Chemical Name or Material Potassium dichromate
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RUO – Research Use Only

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