- Organic Salt[9]
- Organic Acid[5]
- Nitrogen Fertilizer[9]
- Flavour & Fragrance[5]
- Oxide[2]
- Polymer[3]
- Carbonate[5]
- Other Inorganic Salts[3]
- Sulphate[4]
- Food Additives[6]
- Chemical Auxiliary Agent[6]
- Concrete Admixtures & Mortar Admixtures[1]
- Pigment[8]
- Organic Intermediate[1]
- Paraffin[4]
- Bitumen[1]
- Chloride[1]
- Lubricant[3]
- Alcohol & Hydroxybenzene & Ether[5]
- Zinc[1]
- Aluminum Ingots[6]
- Tin Ingots[1]
- Pharmaceutical[3]
- Halide ( Except Chloride )[2]
- Inorganic Acids[1]
- Feed Additives[3]
- Other Fertilizers[2]
- LDPE[5]
- HDPE[4]
- PET[1]
- Phosphate[1]
- Other Household Chemicals[2]
- Daily Chemicals[1]
- Soap[1]
- Detergent[1]
- EPS[1]
- LLDPE[1]
- PVC[1]
- Contact Person : Mr. Xu Jack
- Company Name : Hebei Eminent Chemical Technology Co., Ltd.
- Tel : 86-311-80872088
- Fax : 86-311-80872099
- Address : Hebei,Shijiazhuang,No.50 Zhaiying Street, Shijiazhuang City, Hebei
- Country/Region : China
zinc carbonate basic 57.5%
Zinc carbonate
1. Physical Properties
Physical & chemical property: white powder, odorless and tasteless, specific weight is 4.42-4.45, insolube in water or alcohol, slightly soluble in ammonia, soluble in diluted acid and sodium oxide.
Molecular formula : ZnCO3 . 2Zn(OH)2 . H2OMolecular weight : 324.15
Solubility: Insoluble in water.
Density: 4.4
% Volatiles by volume @ 21C (70F): 0
Melting Point: Decomposes to zinc oxide
2.Uses
As raw materials of latex products, used to prepare calamine or as skin protect, also widely used in rubber, paints, medicines and other chemical industries.
3.Specification
Quality standards: PRC's Chemical industry standard HG/T2523-93
Item | Specifications | ||
Excellent- class | First- class | Conforming- class | |
Main content (in zinc)(dry basis), %≥ | 57.5 | 57 | 56.5 |
Loss on ignition% | 25.0-28.0 | 25.0-30.0 | 25.0-32.0 |
Heavy metal content (in Pb), % ≤ | 0.04 | 0.05 | 0.05 |
Water content, % ≤ | 2.5 | 3.5 | 5 |
Sulphate content, (in SO4) % ≤ | 0.60 | 0.80 | -- |
Fineness( 75μm sieve), % ≥ | 95.0 | 94.0 | 93.0 |
Cadmium content(Cd) , % ≤ | 0.10 | -- | -- |
4. Packing:
In 25kg plastic woven bag lined with polyethylene bag.
5.Photos
regards,
H.J
zinc carbonate basic 57.5%
