Cupric oxide
[CAS# 1317-38-0]

Identification

• Classification: Inorganic chemical industry >> Inorganic salt >> Oxides and peroxides >> Metal oxide
• Name: Cupric oxide
• Synonyms: Copper(II) oxide; C.I. 77403; Copper brown; Pigment black 15
• Molecular Formula: CuO
• Molecular Weight: 79.54
• CAS Registry Number: 1317-38-0
• EC Number: 215-269-1

Properties

• Density: 6.315
• Melting point: 1326 °C
• Water solubility: insoluble

Safety Data

• Hazard Symbols: GHS09 Warning
• Risk Statements: H400-H410

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Chronic hazardous to the aquatic environment	Aquatic Chronic	3	H412
Acute toxicity	Acute Tox.	4	H302
Eye irritation	Eye Irrit.	2	H319
Specific target organ toxicity - single exposure	STOT SE	3	H335
Skin irritation	Skin Irrit.	2	H315
Specific target organ toxicity - single exposure	STOT SE	3	H336
Respiratory sensitization	Resp. Sens.	1	H334
Self-reactive substances or mixtures	Self-react.	F	H241
Acute toxicity	Acute Tox.	2	H332
Specific target organ toxicity - single exposure	STOT SE	3	H371
Acute toxicity	Acute Tox.	2	H312
Specific target organ toxicity - repeated exposure	STOT RE	2	H373
Aspiration hazard	Asp. Tox.	1	H304
Flammable solids	Flam. Sol.	2	H228
Skin sensitization	Skin Sens.	1A	H317
Acute toxicity	Acute Tox.	2	H302
Specific target organ toxicity - single exposure	STOT SE	1	H370
Skin sensitization	Skin Sens.	1	H317
Self-heating substances or mixtures	Self-heat.	2	H252