Chromium(III) potassium sulfate dodecahydrate, 98%, Thermo Scientific Chemicals

Product Code	Brand	Quantity
11354559	Thermo Scientific Alfa Aesar A11816.22	100 g
11479403	Thermo Scientific Alfa Aesar A11816.36	500 g
11489403	Thermo Scientific Alfa Aesar A11816.0E	2500 g

Description

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.

Chemical Identifiers

• CAS: 7788-99-0
• Molecular Weight (g/mol): 499.386
• InChI Key: ZFVHBEKVAITXHW-UHFFFAOYSA-J
• PubChem CID: 24596
• 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]

• Molecular Formula: CrH24KO20S2
• MDL Number: MFCD00149917
• 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
• IUPAC Name: potassium;chromium(3+);disulfate;dodecahydrate

Specifications

• Melting Point: 89°C
• Molecular Formula: CrH24KO20S2
• MDL Number: MFCD00149917
• 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
• InChI Key: ZFVHBEKVAITXHW-UHFFFAOYSA-J
• IUPAC Name: potassium;chromium(3+);disulfate;dodecahydrate
• PubChem CID: 24596
• Percent Purity: 98%
• Density: 1.83

• CAS: 7788-99-0
• Linear Formula: CrK(SO₄)₂·12H₂O
• Merck Index: 14,2229
• Solubility Information: Soluble in water. 24g/100 mL (15°C)
• 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]
• Molecular Weight (g/mol): 499.386
• Formula Weight: 499.39 (283.21 Anhydrous)
• Odor: Odorless
• Chemical Name or Material: Chromium (III) potassium sulfate dodecahydrate

Safety and Handling

GHS H Statement
H315-H319
Causes skin irritation.
Causes serious eye irritation.

P264b-P280-P302+P352-P305+P351+P338-P332+P313-P362

H315-H319

missing translation for 'einecsNumber' : 233-401-6

missing translation for 'rtecsNumber' : GB6850000

missing translation for 'tsca' : Yes

Recommended Storage : Ambient temperatures

Product Identifier

• Chromium(III) potassium sulfate dodecahydrate

Signal Word

• Warning

Hazard Category

• Serious eye damage/eye irritation Category 2
• Skin corrosion/irritation Category 2

Hazard Statement

• H315-Causes skin irritation.
• H319-Causes serious eye irritation.

Precautionary Statement

• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P302+P352-IF ON SKIN: Wash with plenty of water/soap.
• P332+P313-If skin irritation occurs: Get medical advice/attention.
• P337+P313-If eye irritation persists: Get medical advice/attention.

Supplemental information

• MIXTURE LIST-Contains : Chromium(III) potassium sulfate dodecahydrate

RUO – Research Use Only