Polyaluminium chloride
Chemical formula:〔Al2(OH)nCl6-n﹒xH2O〕m(m≤10,n=1-5)
Properties: inorganic polymer, colorless resin-like solid. Sg 1.33-1.35g/ml(20℃), its solution is colorless transparent liquid ,
Uses: drug, filler and ingredient of daily chemicals and cosmetics
Index:
Index name |
Index |
Index name |
Index |
liquid |
solid |
liquid |
solid |
Appearance |
colorless transparent solution |
white powder |
Na |
≤200ppm |
≤400ppm |
Identification |
In nitric acid solution , it is thick and chlorinating reaction |
In Hcl solution, it has the characteristics of Al reaction |
As |
≤1ppm |
≤2ppm |
Solubility |
soluble in water |
soluble in HCl |
Heavy metals(Pb) |
≤10ppm |
≤25ppm |
Al% |
≥12.2(w/w) |
≥25 |
Fe |
≤50ppm |
≤100ppm |
Total basicity% |
≥60 |
≥60 |
Cr |
≤1ppm |
≤2.5ppm |
Chloride(Cl) % |
≤8.4 (w/w) |
≤18.0 |
Ni |
≤1ppm |
≤5ppm |
(Al:Cl) |
1.9-2.05:1 |
|
Ph( Aq. solution) |
4-4.4(30%) |
4.2-4.6(15%) |
Sulfate (SO4)% |
≤0.025 |
≤0.05 |
|
|
|
Packing: liquid: 250 kg plastic drum or 1000kg bulk plastic tank ; solid : :net wt. 25kg paper box , or 50kg plastic drum .
