We are, Chongqing Topful Chemicals Co., Ltd. specialized in developing and manufacturing of Strontium salts, Barium salts, Manganese salts and other basic inorganic fine chemicals in China. Our Strontium & Barium & Manganese chemicals are produced from Celestite & Strontianite, Barite & Witherite, Manganese ore, mined and beneficiated from one of China's richest reserves of Celestite & Strontianite, Barite & Witherite, Manganese ore located in Chongqing. Quality control, process technology and ...
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