bubble_chart REAGENT Polyethylene oxide average Mv ~5,000,000,powder tagCAS:68441-17-8 functionsFormula:HOCH₂CH₂OH ฿320.00 ข้อมูล
bubble_chart REAGENT Polyethylene oxide average Mv ~4,000,000,powder tagCAS:68441-17-8 functionsFormula:HOCH₂CH₂OH ฿320.00 ข้อมูล