
Laboratory Chemical
In Stock
Ammonium Alum
High-purity ammonium alum crystals (NH₄Al(SO₄)₂·12H₂O) for water treatment, analytical chemistry, and industrial applications.
Handle with care. Use appropriate safety equipment including gloves and eye protection.
Key Features
- High purity crystalline form
- Excellent coagulating properties
- Water-soluble and stable
- Food-grade quality available
- Long shelf life when stored properly
Specifications
Chemical Formula:
NH₄Al(SO₄)₂·12H₂O
Molecular Weight:
453.33 g/mol
Purity:
≥99%
Appearance:
Clear crystals
Solubility:
Soluble in water
pH (5% solution):
4.0 - 5.0
Applications
• Water purification and treatment
• Coagulation and flocculation processes
• Analytical chemistry reagent
• Food processing (as approved additive)
• Textile industry applications
• Laboratory research and education
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