Aluminum ammonium sulfate dodecahydrate, 99%, pure

Description

CAS: 7784-26-1 | H₄AlNO₈S₂·₁₂H₂O | 453.33 g/mol

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: 7784-26-1
• MDL Number: MFCD00149958
• InChI Key: WZUKKIPWIPZMAS-UHFFFAOYSA-K
• Synonym: ammonia alum, unii-5c36drl9zn, aluminum ammonium sulfate dodecahydrate, aluminum ammonium disulfate dodecahydrate, ammonium aluminum sulfate hydrate, alum, ammonium usp, aluminum ammonium sulfate dodecahydrate, ammonium aluminum sulfate dodecahydrate, 5c36drl9zn, ammonium aluminum disulfate dodecahydrate
• PubChem CID: 62668
• IUPAC Name: aluminum;azanium;disulfate;dodecahydrate
• SMILES: [NH4+].O.O.O.O.O.O.O.O.O.O.O.O.[O-]S(=O)(=O)[O-].[O-]S(=O)(=O)[O-].[Al+3]

• Boiling Point: 200.0°C
• Melting Point: 93.5°C
• Color: White
• Physical Form: Crystals
• Quantity: 2.5 kg
• Assay Percent Range: 98.5% min. (Complexometry)
• Molecular Formula: H₄AlNO₈S₂·₁₂H₂O
• Linear Formula: AlNH₄(SO₄)₂·12H₂O
• Merck Index: 15,323
• Solubility Information: Solubility in water: 150g/L (20°C). Other solubilities: freely soluble in glycerol, practically insoluble in alcohol
• Molecular Weight (g/mol): 453.33
• Formula Weight: 453.33
• Percent Purity: 99%
• Grade: Pure
• Loss on Drying: 45% to 48% (2 g, 300°C)
• Packaging: Plastic bottle
• Specific Gravity: 1.64
• Density: 1.6400g/mL
• Chemical Name or Material: Aluminum ammonium sulfate dodecahydrate

Safety and Handling

Hazard Category	GHS Signal Word: Warning
Hazard Statement	GHS H Statement Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statement	GHS P Statement 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.

SDS

RUO – Research Use Only