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Product Deail
Calcium chloride anhydrous
【Description】White particles or porous frits. Relative density 2.512, melting point 772℃, boiling point more than 1600℃. Slightly poisonous, odorless, slightly bitter taste. It is easy to absorb water and deliquescent when exposed to air. Soluble in water, it gives off a lot of heat, and its aqueous solution is slightly acidic, soluble in alcohol, acetone and acetic acid.
Table 1
|
Test items |
AR |
CP |
Other |
|
Assay(CaCl2) /% |
≥96.0 |
≥96.0 |
Custom |
| pH(50g/L,25℃) |
8.0-10.0 |
8.0-10.0 | |
| Clarity of solution /# |
≤4 |
≤5 |
|
| Sulfate(SO4) /% |
≤0.02 |
≤0.02 |
|
| Nitrate(NO3) /% |
≤0.005 |
≤0.01 |
|
| Phosphate(PO4) /% |
≤0.001 |
≤0.003 |
|
| Phosphate(PO4) /% |
≤0.001 |
≤0.003 |
|
| Arsenic(As) /% |
≤0.000 3 |
≤0.000 3 |
|
|
Sodium(Na) /% |
≤0.1 |
≤0.2 |
|
|
Magnesium(Mg) /% |
≤0.1 |
≤0.2 |
|
|
Potassium(K) /% |
≤0.01 |
≤0.02 |
|
| Iron(Fe) /% |
≤0.001 |
≤0.002 |
|
| Copper(Cu) /% |
≤0.002 |
≤0.01 |
|
| Zinc(Zn) /% |
≤0.01 |
≤0.02 |
|
| Strontium(Sr) /% |
≤0.05 |
≤0.1 |
|
| Barium(Ba) /% |
Passes test |
Passes test | |
|
Heavy metals (as Pb) /% |
≤0.001 |
≤0.002 |
Table 2
|
Test items |
High purity |
Other |
|
Assay(CaCl2) /% |
≥94.0 |
Custom |
| Free alkali[as Ca(OH)2] /% |
≤0.25 |
|
| Magnesium and alkali metal salts /% |
≤5.0 |
|
| Heavy metals (as Pb) /ppm |
≤20 |
|
|
Lead(Pb) /ppm |
≤5.0 | |
| Arsenic(As) /ppm |
≤3.0 |
|
| Fluorine(F) /% |
≤0.004 |
Table 3
|
Test items |
Industrial grade |
Other |
|
Assay(CaCl2) /% |
≥94.0 |
Custom |
| Alkalinity[as Ca(OH)2] /% |
≤0.25 |
|
| Total alkali metal choride(as NaCl) /% |
≤5.0 |
|
|
Water insoluble /% |
≤0.25 |
|
| Iron(Fe) /% |
≤0.006 |
|
|
pH |
7.5-11.0 |
|
|
Total magnesium(MgCl2) /% |
≤0.5 |
|
|
Sulfate(as CaSO4) /% |
≤0.05 |
【Use】Used for analytical reagents; Food additives; Beer industry; Pharmaceutical excipients; Aquaculture and raw materials for the production of calcium metal; It can also be used as stabilizer, coagulant, dehydrating agent, paddle agent, water purifier, refrigerating agent and desiccant of various substances.
