Aluminium ammonium sulphate dodecahydrate ≥99.0% USP

Supplier: SPECTRUM CHEMICAL MFG CORP

Synonyms: Aluminium ammonium bis(sulphate) dodecahydrate, Ammonium alum, Ammonium aluminum sulphate dodecahydrate, Aluminum ammonium sulphatedodecahydrate

A1621-500GM A1621-2.5KG A1621-12KG
95031-722EA 199.45 USD
95031-722 95031-720 75810-548
Aluminium ammonium sulphate dodecahydrate ≥99.0% USP
Aluminium ammonium sulphate dodecahydrate

AMMONIUM ALUM, DODECAHYDRATE, POWDER, USP, otherwise known as ammonium aluminum sulfate or just alum is a white crystalline double sulfate that is used in small amounts for niche applications like water purification and deodorants. Spectrum Chemical USP products are manufactured, packaged and stored under current Good Manufacturing Practices (cGMP) per 21CFR part 211 in FDA registered and inspected facilities.


All Spectrum Chemical USP products are manufactured, packaged and stored under current Good Manufacturing Practices (cGMP) per 21CFR part 211 in FDA registered and inspected facilities.

Formula: AlNH₄(SO₄)₂·12H₂O
MW: 453.33 g/mol
Boiling Pt: 200
Melting Pt: 93
Storage Temperature: Ambient
MDL Number: MFCD00051042
CAS Number: 7784-26-1
Merck Index: 13,00325

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Specification Test Results

Assay (Dried Basis) 99.0 - 100.5 %
Loss On Drying 45.0 - 48.0 %
Alkalies and Alkaline Earths max. 0.5 %
Heavy Metals max. 0.002 %
Iron (Fe) To Pass Test


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