Product name: Polyaluminium Chloride CAS No: 1327-41-9 Molecular Formula: Al2Cl( OH) 5 Molecular Weight: 174.45 HS Code: 3824909990 Appearance: Yellow Power or Particles. Specification: Purity-------------------------30% Min Basticity------------------------60-80% Fe ---------------------------0.0003% Max pH Value -----------------------3.5-5.0 Water-insoluble Matter -------0.5% Max As ------------------------- 0.0005% Max Pb -------------------------- 0.03% Max CD------------------------0.0006% Max Usage: Water-treatment industry, such as Tap water, Industrial Process Water, Daily sewage, etc. Package: 25 kgs/ net bag, 18mt/ 20' FCL.