Chromium potassium sulfate dodecahydrate, 98+%, Thermo Scientific Chemicals

Description

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics 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: CrKO₈S₂·₁₂H₂O
• Molecular Weight (g/mol): 499.39
• 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: 89.0°C
• Color: Purple
• Physical Form: Crystals
• Quantity: 500 g
• Assay Percent Range: 98.0 to 102% (Iodometry)
• Linear Formula: CrK(SO₄)₂·12H₂O
• Merck Index: 15, 2233
• Solubility Information: Solubility in water: 24 g/100 mL (15°C).
• Formula Weight: 499.39
• Percent Purity: ≥98%
• Packaging: Plastic bottle
• Specific Gravity: 1.83
• Density: 1.8300g/mL
• Chemical Name or Material: Chromium potassium sulfate dodecahydrate, p.a.

Safety and Handling

Hazard Category	GHS Signal Word: Warning
Hazard Statement	GHS H Statement Causes skin irritation. Causes serious eye irritation.
Precautionary Statement	GHS P Statement Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN: Wash with plenty of soap and water. If skin irritation occurs: Get medical advice/attention. If eye irritation persists: Get medi
RTECSNumber	GB6850000

SDS

RUO – Research Use Only