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水處理劑 2-膦酸基-1,2,4-三羧基丁烷

Water treatment chemical -- 2-phosphonobutane-1 2 4-tricarboxylic acid
標準號:HG/T 3662-2000
Water treatment chemical -- 2-phosphonobutane-1 2 4-tricarboxylic acid
標準號:HG/T 3662-2000