Water-treatment grade calcium hydroxide
Use: It is widely used for the manufacture of bleaching powder, water softeners, sewage treatment etc.
Specifications:
Item |
Details |
Calcium hydroxide (Ca(OH)2) (dry basis)/% |
≥ 95.0 |
Magnesium and alkali metal salt /% |
≤ 2.0 |
Moisture /% |
≤ 0.70 |
Insol. in Hcl /% |
≤ 0.10 |
Residue on sieve (325-mesh) /% |
≤ 0.4 |
Fluorides /mg/L |
≤ 0.1 |
As /mg/L |
≤ 0.001 |
Chromium(sexavalence) /mg/L |
≤ 0.005 |
Lead /mg/L |
≤ 0.001 |
Iron content, % |
≤ 0.1 |
Whiteness |
≥ 85 |
Fineness (125-mesh sieve), % |
≤ 2.0 |
Packing & Storage:
1. In woven bag lined with plastic, 25Kg-50Kg/bag or 600Kg/bag.
2. Sealed in warehouse or bagged in warehouse, stored in dry place, protect against dampness. |
