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BizVerify |
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| HUNAN WINCO LIGHT INDUSTRIAL PRODUCTS IMP. & EXP. CO., LTD. |
| Verified By : SINOTRUST |
| Verified Date : 2008-01-16 |
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| Name︰ | Zinc Chloride / Zinc Carbonate |
| Country of Origin︰ | China |
| Export Markets︰ | WORLDWIDE |
| Payment Details︰ | ADVANCE T/T OR SIGHT L/C |
| Min Order︰ | 2FCL / PER LOTS |
| Ship Date︰ | 2-3 WEEKS UPON RECEIPT OF PREPAYMENT OR ORIGINAL L/C. |
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| Specifications︰ | Basic Zinc Carbonate
Molecular formula：ZnCO3•2Zn(OH)2•H2O
Molecular weight：324.15
Properties：white or yellowish fine amorphous powder, smell-less, tasteless. The proportion is 4.42-4.45, does not dissolve in water and alcohol, slightly soluble in ammonia, can dissolve in
the diluted acid and the sodium hydroxide.
Use：Used as the light apocrustic and the latex products raw material.Can prepare calamine and sued as the skin protecting agent, also may use in the rayon, petroleum and the chemical fertilizer industries as the main material of the desulfurizer and the catalyst.
On the rubber product, the paint, the medicine and other chemical products, it is also widely applied.
Quality Standard：conform to the chemical trade standard of the People's Republic of China HG/T2523-93
Items Index
Best quality product First quality product Qualified product
Main content(Zn dry basis)，% ≥ 57.5 / 57.0 / 56.5
Ignition loss 25.0-28.0 / 25.0-30.0 / 25.0-32.0
Heavy metal(Pb) content，% ≤ 0.04 / 0.05 / 0.05
Moisture， ≤ 2.5 / 3.5 / 5.0
Sulfate(SO4 )，% ≤ 0.60 / 0.80 / -
Fineness through the 75um mesh，≥ 95.0 / 94.0 / 93.0
Cadmium(Cd)，≤ 0.10 / - / 0.003 |
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Commodity : Zinc Chloride - Battery Grade
# Characters :
Appearance : White powder crystal.
Molecular Weight : 135.29
Density: 2.91g/cm2
Melting Point: 283'C
Boiling Point: 732'C
Tasteless, easy to deliquescence,dissolved in water, and the solution is acid, dissolve in methanol, ethanol, glycerin, acet, and aether,etc. Add exceed water, out come ZnO. Strong causticity and toxicity, and can dissolved metal oxid and fibrin, melted ZnCl2 has strong electric conductibility.
# Usage
Mainly used as dehydrate agent, shrink agent, timber antiseptic, fabric sizing agent, weight increasing agent, and in battery, plating, paper, medicine, active carbon industries.
# Specification :
People's Republic of China standard GB1625-79 %(m/m)
Battery grade
Content(Calculate in ZnCl2): 98.0%Min
Chlorid Oxidation(Calculate in ZnO): 1.8-2.2
Sulfate(SO4): 0.01%Max
Barium(Ba): 0.1%Max
Ferrum Fe): 0.0005%Max
Plumbum(Pb): 0.0005%Max
Zinc Plate Cauterization Experiment qualified
# Packing :
(1) 25kgs Net PP Woven Bags With P.E. Liner.
(2) 50Kgs Iron Drums with 2-Ply P.E. Liner.
(3) at customer's requirement.
Supply Capacity : 8,000Mts / Per Year |
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