Ammonium Aluminum Sulfate Dodecahydrate, Reagent Grade, ≥99% (Titration), Honeywell™

Product Code	Brand	Quantity	Packaging
15607640	Honeywell Research Chemicals A2140-500G	500 g	Poly Bottle
15697630	Honeywell Research Chemicals A2140-1KG	1 kg	Poly Bottle

Description

• ≥95% for general laboratory use.

Chemical Identifiers

• CAS: 7784-26-1
• Molecular Weight (g/mol): 453.313
• InChI Key: WZUKKIPWIPZMAS-UHFFFAOYSA-K
• PubChem CID: 62668
• 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]

• Molecular Formula: AlH28NO20S2
• MDL Number: MFCD00149958
• 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
• IUPAC Name: aluminum;azanium;disulfate;dodecahydrate

Specifications

• Melting Point: 93.5°C
• Color: White
• Molecular Formula: AlH28NO20S2
• MDL Number: MFCD00149958
• 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
• 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]
• Molecular Weight (g/mol): 453.313
• Formula Weight: 453.33g/mol
• Odor: Odorless
• Density: 1.640g/cm³ at 20°C

• CAS: 7784-26-1
• pH: 2.6 (at 25°C)
• Linear Formula: AlNH₄(SO₄)₂ · 12H₂O
• UN Number: NONH for all modes of transport
• InChI Key: WZUKKIPWIPZMAS-UHFFFAOYSA-K
• IUPAC Name: aluminum;azanium;disulfate;dodecahydrate
• PubChem CID: 62668
• Percent Purity: ≥99% (titration)
• Appearance: Crystalline
• Chemical Name or Material: Ammonium aluminum sulfate dodecahydrate

Safety and Handling

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