Chromium(III) potassium sulfate dodecahydrate, ACS, 98.0-102.0%, Thermo Scientific Chemicals

Description

Chromium(III) potassium sulfate dodecahydrate used for leather tanning, dyeing mordant and photographic fuser agent.

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.

Specifications

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]

• Melting Point: 89°C
• Color: Purple
• Physical Form: Solid
• Quantity: 100 g
• Linear Formula: CrK(SO₄)₂·12H₂O
• Merck Index: 14,2229
• Solubility Information: Soluble in water.
• Formula Weight: 499.39 (283.21 Anhydrous)
• Percent Purity: 98.0 to 102.0%
• Grade: ACS
• Odor: Odorless
• Density: 1.83 g/mL
• Chemical Name or Material: Chromium(III) potassium sulfate dodecahydrate

RUO – Research Use Only