dye cobaltous sulfate heptahydrate

Molecular Formula: CoSO4 . 7H2O ,Molecular Weight: 281.10 ,Facies: brown yellow or red crystal .purity:98%min,made in china

Technical indicators:            industrial (in% of the total) COSO4 7H2O 7H2O            ≥ 98 Fe                                      ≤ 0.002Zn                                      ≤ 0.001Ni                                       ≤ 0.001 Cu                                      ≤ 0.002 Production Process: cobalt metal and sulfuric acid reaction

Shanghai liangren chemical co.,ltd is engaged in the manufacture of salt series products of Ni, Co,Chromium,and copper.

Relying on the development of science and technology, we have adopted advanced craft and have being keeping on improving it. In the same time, we put a high value on the HR training. Based on the advanced technology and equipment, fine quality and credit, a production of scale is formed and a good influence and reputation is established in wide customers, and we have got well review from our clients. We have and always will uphold the principle of "Credibilities is the priority, clients the paramount" in serving the clients. We develop by competition, existing on quality, providing cheap and quality products for the market. Products of special specifications can be produced by agreements. To any quality problems we guarantee to exchange if returned as unsuitable. Welcome to purchase our products and afford any suggestions. We are here to sincerely expect business client's gesture of cooperation with us, and we would jointly embark on new market and relevant derivative products and high-tech items on a mutually beneficial base.

contact:Mr Frank

Tel:86-21-69577128

Fax:86-21-59585627

dye cobaltous sulfate heptahydrate