1.Basic Zinc Carbonate 57%min
2.ZnCO3-2Zn (OH)2-H2O
3.Zinc carbonate pass ISO 9001:2000
4.SGS(RoHS)
5.Factory sales
Product Name: Basic Zinc Carbonate
Product ID: SP-004
Molecular Formula: ZnCO3-2Zn (OH)2-H2O
Molecular Weight: 324.23
Performance: The product is white fine amorphous powder, odorless, tasteless, 4.42-4.45 at relative density, insoluble in water and alcohol, slightly soluble in ammonia, soluble in dilute acid and sodium hydroxide, and reacts with 30% hydrogen peroxide to release carbon dioxide and form peroxide.
Application: The product is used as raw material of light astringency and latex products, for preparing calamine and as main raw material of skin protection agents and catalysts, and can also be widely applied to rubber products, soles, rubber-plastic product accessories, pipe fittings, rubber plates, motorbike tires, belts, paint, medicine and other chemical products.
Packing: Polypropylene woven bags or kraft paper bags with a plastic film liner, 25 kg in net weight each
Technical Index of 4th Product: HG/T2523-93
Item |
Item |
||
Model |
First-grade Product |
First-grade Product |
Qualified Product |
Main content (based on Zn,based on dry products)≥ |
57.5 |
57 |
56.5 |
Ignition loss |
25.0~28.0 |
25.0~30.0 |
25.0~32.0 |
Heavy metal (based on Pb) content≤ |
0.04 |
0.05 |
0.05 |
Moisture≤ |
2.5 |
3.5 |
5 |
Sulfate (based on S04) content≤ |
0.60 |
0.80 |
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Fineness (75um experimental screen)≥ |
95.0 |
94.0 |
93.0 |
Cd content ≤ |
0.10 |
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Packaging Detail: | packing: (1) Polypropylene woven bags (2) kraft paper bags lined with plastic film bags (3) Jumbo bag |
Delivery Detail: | within 2-3 weeks |