HongQing Chemicals Co.,Ltd.

Company Description

Dear Sir,
How are you!
HongQing Chemicals Co.,Ltd. can supply following products which have the best price and high quality.

1)Copper Sulfate Pentahydrate(Big size Crystals grade, 2-6 mm and 6~20 mm)
Specification
Appearance: Large Blue Crystals  
Purity: 98% Min
Cu Cotent: 25% Min
Pb: 20ppm Max  
As: 5PPm Max  
Cd: 10PPm Max  
Water Insoluble Matter: 0.2% Max  
Free acid: 0.1% Max

2)Copper Sulfate Pentahydrate(electroplating grade)  
Specification(99.0%)
Appearance: Free Flowing Blue Crystals  
Purity: 99.0% Min
Cu Content: 25.2% Min
Fe: 10PPm Max  
Ni: 10PPm Max  
Zn: 10PPm Max  
Cd: 5PPm Max  
Sb: 60PPm Max  
Pb: 10PPm Max  
As: 5PPm Max  
Co: 5PPm Max  
Cl: 10PPm Max  
Hg: 1PPm Max  
Water Insoluble Matter: 0.02% Max  

3)Copper Sulfate Monohydrate(Feed grade)
Specification
Appearance: Free Flowing slight Blue powder  
Cu Content: 34.0%,34.5%,35% Min
Heavy Metals(as Pb): 20PPM Max  
Arsenic(As): 5PPM Max  
Cadmium(Cd): 5PPM Max  
Water Insoluble Matter: 0.2% Max  

4)Ferrous sulfate Monohydrate(7~12 mesh,12~24 mesh,24~50 mesh,>50 mesh)
Specification
Appearance: Slight grey
Fe Cotent: 30.0% Min
Lead(Pb): 30PPm Max  
Cadmium(Cd): 10PPm Max  
Arsenic(As): 5PPm Max  
good hardness and low dust


5)Ferrous sulfate heptahydrate(Feed grade 98%)
Specification
Appearance: Free Flowing blue-green crystals  
Purity: 98.0% Min
Fe Content: 19.68% Min
Lead(Pb): 20PPm Max  
Arsenic(As): 5PPm Max  
Water Insoluble Matter: 0.2% Max

Please do not hesitate to contact us if you have any requirements and question.
Looking forward to your early reply.
Best regards
Jin ting
company:       Hong Qing Chemicals Co.,Ltd.                        
web sites:     http://www.hongqingchem.com
Fax:           0086-576 8229560
Tel:           0086-576 8881835