HongQing Chemicals Co.,Ltd.
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Company Introduction
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% Max2)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 dust5)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 regardsJin tingcompany: Hong Qing Chemicals Co.,Ltd. web sites: http://www.hongqingchem.comFax: 0086-576 8229560Tel: 0086-576 8881835
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