Molecular formula: Zncl2
Molecular weight: 136
Appearance: White crystalline powder
Property: Easily soluble in water; soluble in methanol, ethanol, glycerol, acetone, ether
Usage: It is mainly used as a dehydrating agent, condensing agent and catalyst in the organic synthesis industry, as well as a coal dyeing agent, sizing agent, and weighting agent in the dyeing and weaving industry. It is also used as a petroleum purifier and activated carbon activator. It is also used for batteries, cardboard, electroplating, medicine, wood preservation, pesticides, welding and aluminum smelting.
Item | Indicator | |
Type I | Type II | |
Zinc Chloride(Zncl2)W/% ≥ | 98.0 | 95.0 |
Substances insoluble in acids W/% ≤ | 0.02 | 0.05 |
Basic salt(以ZnO计)W/% ≤ | 1.8 | 2.0 |
Sulphate(以SO4计)W/% ≤ | 0.01 | 0.01 |
Iron(Fe) W/% ≤ | 0.0005 | 0.001 |
Lead(Pb) W/% ≤ | 0.0003 | 0.0005 |
Barium(Ba) W/% ≤ | 0.05 | 0.1 |
Calcium(Ga) W/% ≤ | 0.2 | 0.5 |
Moisture W/% ≤ | 0.5 | 1.0 |
Zinc corrosion test | Pass | — |
PH value | 3—4 |