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Qinhuangdao haiyi Chemical Co., Ltd. is one of the main chemical suppliers in China. We are specialized in chemical raw material products like the oxalic acid, soda ash, titanium oxide powder, zinc oxide, soda ash, Caustic soda, the sodium metasilicate, the sodium hydroxide, the formic acid, potassium formiate, sodium formiate £¬the polymerization aluminum chloride, lithopone, ferric oxide, sodium hexametaphosphate sodium, carbon black, basic chrome sulfate, borax, boric acid, sulfocarbamide£¬ Poly aluminum C...
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