Aluminum potassium sulfate dodecahydrate, 99.5%, for analysis, Thermo Scientific Chemicals

Product Code	Brand	Quantity	Packaging
10120362	Thermo Scientific Acros 217485000	500 g	Plastic bottle
10701111	Thermo Scientific Acros 217480010	1 kg	Plastic bottle
10509243	Thermo Scientific Acros 217480025	2.5 kg	Plastic bottle

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.

Chemical Identifiers

• CAS: 7784-24-9
• Molecular Weight (g/mol): 474.39
• InChI Key: GNHOJBNSNUXZQA-UHFFFAOYSA-J
• PubChem CID: 62667
• IUPAC Name: aluminum;potassium;disulfate;dodecahydrate

• Molecular Formula: AlKO₈S₂·₁₂H₂O
• MDL Number: MFCD00149143
• Synonym: kalinite, aluminum potassium sulfate dodecahydrate, potassium alum dodecahydrate, potash alum dodecahydrate, aluminum potassium disulfate dodecahydrate, unii-1l24v9r23s, alum, potassium, dodecahydrate, potassium aluminum sulfate dodecahydrate, aluminum potassium sulfate dodecahydrate, potassium aluminum disulfate dodecahydrate
• ChEBI: CHEBI:86465
• SMILES: O.O.O.O.O.O.O.O.O.O.O.O.[O-]S(=O)(=O)[O-].[O-]S(=O)(=O)[O-].[Al+3].[K+]

Specifications

• Melting Point: 92.0°C
• Color: White
• Physical Form: Crystals
• Molecular Formula: AlKO₈S₂·₁₂H₂O
• MDL Number: MFCD00149143
• Synonym: kalinite, aluminum potassium sulfate dodecahydrate, potassium alum dodecahydrate, potash alum dodecahydrate, aluminum potassium disulfate dodecahydrate, unii-1l24v9r23s, alum, potassium, dodecahydrate, potassium aluminum sulfate dodecahydrate, aluminum potassium sulfate dodecahydrate, potassium aluminum disulfate dodecahydrate
• InChI Key: GNHOJBNSNUXZQA-UHFFFAOYSA-J
• IUPAC Name: aluminum;potassium;disulfate;dodecahydrate
• PubChem CID: 62667
• Formula Weight: 474.39
• Grade: Analytical

• CAS: 7784-24-9
• pH: 3 to 3.5 (10% soln. at 20°C)
• Assay Percent Range: 99.5% min. (Complexometry)
• Linear Formula: AlK(SO₄)₂·12H₂O
• Merck Index: 15, 354
• Solubility Information: Solubility in water: 140g/L (20°C). Other solubilities: freely soluble in glycerol, insoluble in alcohol
• SMILES: O.O.O.O.O.O.O.O.O.O.O.O.[O-]S(=O)(=O)[O-].[O-]S(=O)(=O)[O-].[Al+3].[K+]
• Molecular Weight (g/mol): 474.39
• ChEBI: CHEBI:86465
• Percent Purity: 99.5%
• Chemical Name or Material: Aluminum potassium sulfate dodecahydrate, p.a.

Safety and Handling

GHS H Statement:
Causes skin irritation.
Causes serious eye irritation.
Harmful if swallowed.

GHS P Statement:
IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell.
IF ON SKIN: Wash with plenty of soap and water.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.

Warning

Product Identifier

• Aluminium potassium sulfate dodecahydrate

RUO – Research Use Only