Polywet ND – 2,Polywet ND – 35,Polywet WTC 6512,Polywet Z 1766
sodium polyacrylate , bisulfite , terminated aq . solution 亞硫酸氫鹽封端的聚丙烯酸鈉水溶液Polywet ND – 2,Polywet ND – 35,Polywet WTC 6512,Polywet Z 1766
sodium polyacrylate , bisulfite , terminated aq . solution 亞硫酸氫鹽封端的聚丙烯酸鈉水溶液