Pigments & Coating     

Cuprous oxide

 

Product name

Cuprous oxide

 

Other name

Red copper oxide

Molecular Formula

Cu2O

MOL.WT

143.08

CAS NO.

1317-39-1

Character

Red powder, specific gravity 6.00.melting point 1235℃.boiling point 1800℃.Dissolved in hydrochloric acid, ammonium chloride, ammonia, insoluble in alcohol, water. Slow oxidation of the copper oxide in moist air, Relatively stable in dry air , toxic

Application

It’s used for the system of anti-fouling paint, and used to be as a fungicide, colorant of Ceramics and enamels, Red glass stain, also used for Manufacture of a variety of copper salts, analytical reagent and Rectifier plating in electrical equipment industry.

Quality Index


 Item

Standard 1

Standard 2

Rate Of reduction (Cu2O)%≥

98.0

97.0

Metal copper %≤

1.0

2.0

Cuprous oxide %≥

97.0

96.0

Cu%≥

87.0

86.0

Chloride (Cl)%≤

0.5

0.5

Sulphate(SO4) %≤

0.5

0.5

Water %≤

0.5

0.5

Dissolved in acetone%≤

0.5

0.5

Reduction after steady test %≤

2.0

2.0

Residue(45μm)%≤

0.3

0.5

Riddling 75μm of nitric acid%≤

0.1

0.1

Non metal copper %≤

0.5

0.5

Packing

25kgs/bag and 25MT/20’FCL.

Storage

It should be stored in dry storehouse with well vent. Do not mix with oxidant. The container must be sealed up to prevent cuprous oxide melting with air to turn into strong acid. Do not transport together with strong acid, alkali and foodstuff. When in fire, it can be rescued by water.



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Address: No.66, Yuhua West Road,Qiaoxi District,Shijiazhuang City,Hebei Province, China
 

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