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  7. Chromium(III) potassium sulfate dodecahydrate, 98%

Chromium(III) potassium sulfate dodecahydrate, 98%

Catalog No. AAA1181636
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Catalog No. AAA1181636 Supplier Thermo Scientific Chemicals Supplier No. A1181636
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Description

CAS: 7788-99-0 | CrH24KO20S2 | 499.386 g/mol

Chromium(III) potassium sulfate is used for tanning of leather and as a photographic film hardener. It is used in manufacturing of chromium-containing catalyst.It is used in mordantin in printing and dyeing industry and it could also be used as analytical reagent. In addition, it is also used as food additive.

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
Chromium(III) potassium sulfate is used for tanning of leather and as a photographic film hardener. It is used in manufacturing of chromium-containing catalyst.It is used in mordantin in printing and dyeing industry and it could also be used as analytical reagent. In addition, it is also used as food additive.

Solubility
Soluble in water. 24 g/100 mL (15°C)

Notes
Incompatible with magnesium, aluminum. Store away from heat.
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 7788-99-0
Molecular Formula CrH24KO20S2
Molecular Weight (g/mol) 499.386
MDL Number MFCD00149917
InChI Key ZFVHBEKVAITXHW-UHFFFAOYSA-J
Synonym chromium potassium sulfate dodecahydrate, chrome alum dodecahydrate, potassium chromium alum dodecahydrate, unii-h54d055wx6, ccris 8929, chromic potassium sulfate dodecahydrate, chromium iii potassium sulfate 1:1:2 , dodecahydrate, sulfuric acid, chromium 3+ potassium salt 2:1:1 , dodecahydrate, acmc-20alga, ksc492e4p
PubChem CID 24596
IUPAC Name potassium;chromium(3+);disulfate;dodecahydrate
SMILES O.O.O.O.O.O.O.O.O.O.O.O.[O-]S(=O)(=O)[O-].[O-]S(=O)(=O)[O-].[K+].[Cr+3]

Specifications

Melting Point 89°C
Quantity 500 g
Linear Formula CrK(SO4)2·12H2O
Merck Index 14,2229
Solubility Information Soluble in water. 24g/100 mL (15°C)
Formula Weight 499.39 (283.21 Anhydrous)
Percent Purity 98%
Odor Odorless
Density 1.83
Chemical Name or Material Chromium (III) potassium sulfate dodecahydrate

Safety and Handling

Hazard Category H315-H319
Hazard Statement GHS H Statement
H315-H319
Causes skin irritation.
Causes serious eye irritation.
Precautionary Statement P264b-P280-P302+P352-P305+P351+P338-P332+P313-P362
EINECSNumber 233-401-6
RTECSNumber GB6850000
TSCA Yes
Recommended Storage Ambient temperatures
SDS

RUO – Research Use Only

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