Refined calcium hydroxide
Chemical name: Hydrated lime
Molecular formula: Ca(OH)2
Properties: Soft white powder, with strong alkalinity, strong hygroscopicity, density 2.24, bulk density 0.6-0.8, soluble in acid, insoluble in water, insoluble in alcohol.
Uses: The product has an effective calcium hydroxide content of more than 95%, very little impurity content, fine fineness, widely used in the manufacture of bleaching powder, preparation of dye dispersant, tap water disinfection, acid water neutralization treatment, acid, astringent, calcium-based heat stabilizer and building materials, chemical industry, sugar industry, leather and other fields.
Packing: 25KG/bag woven bag or container bag packaging
No. |
Item |
Index |
|
1 |
Calcium hydroxide (dry basis) %≥ |
93.0 |
95.0 |
2 |
Moisture %≤ |
1.5 |
1.0 |
3 |
where (F) % ≤ |
0.1 |
0.1 |
4 |
Magnesium and alkali metal content %≤ |
3.5 |
3.0 |
5 |
Hydrochloric acid insoluble matter %≤ |
1.0 |
0.5 |
6 |
Loss on ignition%≤ |
5.0 |
4.0 |
7 |
Fineness (sieve residue through 125 mesh) %≤ |
0.5 |
0.2 |
8 |
Fineness (sieve residue through 325 mesh) %≤ |
5 |
3 |