八臂聚乙二醇胺(三季戊四醇核),自由胺|8arm PEG Amine (tripentaerythritol), Free Amine, MW 20000|≥
上海玖梧供应链(集团)有限公司
p1Src=//i02.yizimg.com/uploads/395175/202407010903473905.jpg