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| Cas no. | 1317-38-0 |
| CuO | M.W. 79.55 |
| Minimum assay ( by iodometry ) | 99% |
| Maximum Limits of Impurities. | |
| Substances insoluble | 0.02% |
| in nitric acid | passes test |
| Free alkali | 0.005% |
| Chloride ( CI )</td><td>0.01% | |
| Total sulphur ( as SO4) | 0.01% |
| Total nitrogen ( N ) | 0.002% |
| Lead ( Pb ) | 0.05% |
| Iron ( Fe ) | 0.05% |
| Substances not precipitated | |
| by H2 S ( as sulphate ) | 0.02% |
Buy Copper(II) oxide, Cupric oxide, or copper (II) oxide, is an inorganic compound with the chemical formula CuO. Cupric oxide is used as a precursor in many copper-containing products such as wood preservatives and ceramics.
Synonyms: Black Copper Oxide, C.i. 77403, Copper(+2)oxide, Copper Brown, Copper(ii) Oxide, Copper(ii) Oxide, Black, Copper(ii) Oxide On Alumina, Copper Monoxide, Copper Oxide, Copper Oxide Black Cupric (ii) Oxide Cupric Oxide, Cupric Oxide, Black, Pigment black 15, Banacobru OL, C.I. Pigment Black 15, Chrome Brown, Copper monoxide, Copper oxide (CuO), Copper oxide(CuO)
CAS: 1317-38-0
Molecular Formula: CuO
Molecular Weight: 79.55
EINECS: 215-269-1
Appearance: Black fine-free powder
mp: 1326 °C
bp: 96-98 °C(lit.)
density: 6.315
form: powder
Stability: Stable.
Water Solubility: insoluble
Stability: Stable.
Fp: 68 °F
