·中文名:分散剂NNO ·英文名:Sodium salt of polynaphthalene sulphonic acid ·外观:棕黄色或淡棕色粉末 ·分子式:C21H14Na2O6S2 ·分子量:472.44 ·物化性质:易溶于水、酸水、碱水、硬水