HongQing Chemicals Co.,Ltd.

Dear Sir,
How are you!
Our company 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