- Oxide[9]
- Food Additives[7]
- Other Organic Chemical[10]
- Chemical Auxiliary Agent[4]
- Carbohydrate[1]
- Organic Intermediate[2]
- Sulphate[3]
- Carbonate[1]
- Silicate[1]
- Other Inorganic Chemicals[1]
- Alkali[2]
- Agrochemicals & Pesticides[1]
- Other Inorganic Salts[1]
- Contact Person : Mr. Jiang Bobby
- Company Name : Yantai Jolong Chemicals Co., Ltd.
- Tel : 86-535-6717246
- Fax : 86-535-6717246
- Address : Shandong,yantai,133# Yingchun street, Laishan District
- Country/Region : China
Copper Oxide Black 98%min-------FREE SAMPLE
copper oxide black
1.Electroplating grade
CuO----------98.5%min
Zn------------200ppm max
Fe------------100ppm max
Pb------------60ppm max
Cl-------------100ppm max
Acid-insoluble ------0.01% max
2.Electronic Grade
CuO----------98%min
Hydrochloric acid insoluble-----------0.2%max
Water soluble matter---------------0.1%max
Cl-------------0.2%max
So-------------0.2%max
Cd-------------5ppm max
Pb-------------100ppm max
Hg------------2ppm max
Cr VI---------2ppm max
3,Industrial Grade
CuO----------98%min
So-----------0.2% max
Cl------------0.2%max
Water soluble matter------------0.1%max
Hydrochloric acid insoluble-----------0.2%max
Copper Oxide Black 98%min-------FREE SAMPLE