Sodium Formate, Calcium Formate, Acetic Acid manufacturer / supplier in China, offering High Purity Solid Sodium Hydrosulfide 70% Min Industrial Grade for Mining, Petroleum & Wastewater Treatment, 99.5% Citric Acid Anhydrous, Industrial Grade Water Treatment & Metal Cleaning, Textile Industry Glacial Acetic Acid Dye Fixation & pH Regulator and so on.