Other name： alluminiumsulphate;alum(non-specificname);aluminiumsulfate(non-specificname);aluminumalum;
aluminumsulfate(2:3);aluminumsulfate(al2(so4)3);aluminumsulfate,anhydrous;aluminumsulfate,solid
CAS No.: 10043-01-3
EINECS No.: 233-135-0
HS No.：2833220000
Molecular Formula: Al2(SO4)3
Molecular weight: 342.43
1. Appearance: Colorless or White crystalline, present white flake, granular, massive or powder. Has a sweet taste
2. Specifications:
2.1 Aluminum sulfate Industry Grade
Quality standards：HG/T 2225-2010
| Item Index | Ⅰ | Ⅱ | |
| First grade | Qualified product | ||
| Alumina（Al2O3 ），wt % ≥ | 17.00 | 15.80 | 15.60 |
| Iron（Fe），wt %≤ | 0.0050 | 0.30 | 0.50 |
| Insoluble Matters, wt%≤ | 0.05 | 0.10 | 0.20 |
| PH（10g/L Solution）,≥ | 3.0 | 3.0 | 3.0 |
Quality standards：HG 2227-2004
| Item Index | Ⅰ | Ⅱ |
| Alumina（Al2O3 ），wt % ≥ | 15.60 | 15.60 |
| PH（10g/L Solution）,≥ | 3.0 | 3.0 |
| Insoluble Matters, wt%≤ | 0.15 | 0.15 |
| Iron（Fe），wt %≤ | 0.50 | 0.50 |
| Lead (Pb) , wt%≤ | 0.001 | - |
| Arsenic(As) , wt%≤ | 0.0004 | - |
| Mercury (Hg ), wt%≤ | 0.00002 | - |
| Chromium [Cr(VI)] , wt%≤ | 0.001 | - |
| Cadmium（Cd）, wt%≤ | 0.0002 | - |
4. Uses: In the paper industry as rosin, wax emulsion sizing precipitating agent, water treatment as flocculants, retention aids can be made within the foam fire extinguisher, manufacture alum, white aluminum raw materials, oil bleaching, deodorant, some drugs and other materials. It is also the manufacture of artificial stones and advanced ammonium alum.
5. Storage: Stored in cool and ventilated, avoid light place.
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