Calcium chloride dihydrate & Anhydrous calcium chloride
Chemical name : calcium chloride,andydrous,technical
Molecular formula : CaCl2
Molecular weight : 110.99
1. Use:
The anhydrous form used as a drying and dehydrating agent for organic liquids and gases, and in desiccators. The dihydrate and hexahydrate forms are used for antifreeze and refrigerating solns, in fire extinguishers, etc. (a 40% soln freezes at -41.C); to preserve wood, stone; manuf ice, glues, cements; fireproofing fabrics; automobile antifreeze mixtures; to melt ice and snow; as coagulant in rubber manuf, as size in admixture with starch paste; in concrete mixes to give quicker initial set and greater strength; freezeproofing of coal and ores; dust control on unpaved roads; sizing and finishing cotton fabrics; as brine for filling inflatable tires on tractors to increase traction.
2. Appearance:
White flakes, lumps, granules or powder
3. Specification
Technical index | Anhydrous CaCl2 | CaCl2.2H2O |
CaCl2% | 95%-98% | 75%-80% |
Content of magnesium and alkali chloride %≤ | 0.2 | 0.25 |
Non-soluble in water % | 0.1 | 0.2 |
PH | 7.5-8.5 | 7.5-8.5 |
Basicity [Ca(OH)2] | 0.1 | 0.15 |
Calcium Chloride(cacl2)