Aluminum sulfate octadecahydrate, 103.4%, Certified® Ultrapure ACS 10g

CERTIFICATE OF ANALYSIS

• Cat 2331350-CUA   10 GM   Lot JTB-0564-642407
• Certified® Ultrapure ACS
• 103.4%    
• CAS 7784-31-8

• Appearance white crystalline 
• Assay (EDTA titration) 103.4%
• Arsenic (As) <0.00005%
• Boiling point 330°C 
• Chloride (Cl) <0.003%
• Density 1.69
• Molecular formula Al₂H₃₆O₃₀S₃
• Heavy metals (as Pb) <0.0003%
• Identification conforms
• Insoluble matter 0.002%
• Iron (Fe) <0.001%
• Melting point 86°C
• Molecular weight 666.43
• Solubility in water
• Substances not precipitated by NH₄PH 0.2%
• Retest 02/2026