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Kaliumdichromat, ACS, 99.0 % min., Thermo Scientific Chemicals

Artikelnummer. 11386798
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Menge:
100 g
500 g
2.5 kg
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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.
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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.

Zur Verwendung als Oxidationsmittel, in Färbemitteln, beim Lackieren

As an oxidizing agent, in dyeing, painting, decorating porcelain, lithography, in electric batteries, electroplating 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 and is 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.

Maximaler Gehalt an Verunreinigungen: Unlösliche Stoffe 0.005 %, Trockenverlust 0.05 %, Cl 0.001 %, SO4 0.005 %, Ca 0.003 %, Fe 0.001 %, Na 0.02 %
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 7778-50-9
Summenformel Cr2K2O7
Molekulargewicht (g/mol) 294.182
MDL-Nummer MFCD00011367
InChI-Schlüssel 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 Dikalium; Oxido-(Oxido(dioxo)chromio)oxy-dioxochrom
SMILES [O-][Cr](=O)(=O)O[Cr](=O)(=O)[O-].[K+].[K+]

Specifications

Chemischer Name oder Material Potassium dichromate
Schmelzpunkt 398°C
Namenshinweis For ACS analysis
Farbe Orange
Physikalische Form Kristallpulver
Menge 500 g
Prozentgehaltsbereich 99.0% min.
Löslichkeitsinformationen Soluble in water. Insoluble in alcohol.
Formelmasse 294.18
Güte ACS
Aussehen Orange crystalline powder
Dichte 2.676 g/cm3
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RUO – Research Use Only

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