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Weiye Chemical Co., Ltd.
China Manufacturer with main products: Chemical, Dyestuffs |
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| Export Markets: | North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe |
|---|---|
| Place of Origin: | Shandong in China |
Specifications
CAS No.:1317-38-0 Molecular formula: CuO
Molecular weight: 79.54
Density: 6.3-6.9g/cm3
Properties:
black powder,soluble in diluted acid,ammonium chloride,ammounium carbonate
and potassium cyanide solution,insoluble in water and alcohol.Slowly dissolve in
ammonia liquid.
Specification
Packing : 1. It comes in an iron drum, net weight 30 Kg or 50kg.
2. It comes in a woven bag lined with aluminum foil, net weight 25kg.
Transportation :
This goods should be stored in a dry and ventilated warehouse. It must not be stored
with oxide agents. Container must be sealed up to prevent air contact. It must not be
shipped and stored with strong acids and alkalis. In case of catching fire, use tap water
to put out.
Use:
Mainly used in magnetic materials,glass and colorant;also used to produce dyes,catalyst,crease-proofing of paints,fireworks.
Cupric oxide (Electroplate grade)
| Item | Level |
| CuO | 98.50%min |
| Total copper | 78.70%min |
| Cu2O | 0.20%max |
| Fe | 0.02max |
| Pb | 0.02%max |
| Zn | 0.02%max |
| Chloride as Cl | 0.01%max |
| Total hydrochloric acid Insoluble residue | 0.20%max |
| Volatile | 0.20%max |
| Particle size (200 mesh) | 0 |
| Dissolving speed | < 1 minute |
| Item | Level |
| CuO | 98.00%min |
| Total copper | 78.2%min |
| Total hydrochloric acid Insoluble residue | 0.20%max |
| Water liquefiable | 0.20%max |
| Chloride as Cl | 0.20%max |
| Sulphate as SO4 | 0.20%max |
| Particle size (100 mesh) | 1.00%max |
| Items | Guaranteed Specification | Typical Analysis |
| CuSO4. 5H2O | 99%Min | 99.36% |
| Cu | 25.2% | 25.3% |
| Water insoluble | 0.005% Max. | 0.002% |
| Ph value | 3.5 – 4.5 | 3.95 |
| Cl | 10 ppm Max. | 5 ppm |
| Ni | 5 ppm Max. | 2 ppm |
| Cd | 3 ppm Max. | 2 ppm |
| Pb | 10 ppm Max. | 5 ppm |
| Fe | 10 ppm Max. | 7 ppm |
| Ca | 5 ppm Max. | 3 ppm |
| Zn | 10 ppm Max. | 5 ppm |
| Co | 10 ppm Max. | 1 ppm |
| As | 5 ppm Max. |
Service Guarantee
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Free Service Charge
ECVV doesn't charge any service fee to Buyers for buying this product.
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ECVV Supply
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Product Quality Commitment
ECVV China Sourcing Agent will assess the reputation and supply ability of the factory and conduct field trips to select the high-quality Chinese factories for buyers.
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Deposit Service Commitments
In order to improve the quality of service, ECVV will charge for a 100CNY deposit for the agent purchasing order, and the deposit will be part of subsequent purchasing costs.
After paying a deposit, if the purchasing order is not completed because of unsatisfied ECVV services, ECVV will refund your deposit.
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