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Product Name: Poly Aluminium Chloride (PAC)
CAS No.: 1327-41-9
Molecular formula: Aln(OH)mCl3n-m (0 < m <3n)
Technical standard: GB15892-2003
1. PAC S - white powder -spray dry
2. PAC H - bright yellow powder-spray dry
3. PAC V - light yellow powder -Spray dry
4. PAC R - yellow powder - roller dry
5. PAFC - dark yellow- roller dry
(AL2O3)content/% 28.0-30.0 27.0-29.0
Basicity % 40-90 40-90
Density(20oC)/(g/cm3)≥ 1.12 1.12
Water insoluble content /%≤ 1.0 1.5
PH(1% aqueous solution) 3.5-5.0 3.5-5.0
arsenic(As) content/%≤ 0.0005 0.0005
lead(Pb)content% 0.001 0.003
cadmium(Cd)content% 0.0002 0.0002
mercury(Hg)content % 0.00001 0.00001
hexavalent chrome(Cr6+)% 0.005 0.005
PAC is a kind of inorganic macromolecule flocculant. Through the hydroxyl ion bridging function and the polyvalent anion polymeric function, it produces large molecular and high electricity inorganic macromolecule. It adapts a wide pH range of 5.0~9.0, and the best is between 6.5~7.6.
Packing, Storage and Transportation
Package in 25kg P. P wovn bage or paper-plastic bags with PE lined, or as per buyer's instructions. In storage and transportation, pay attention to heatproof and moisture proof. The powdery. Product will be damped to be caked and will be poor in solubility if exposure to air for long time.