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9003-39-8ϩͪPolyvinylpyrrolidone;
Polyvinyl pyrrolidone;
Povidone;
PVP
CAS:9003-39-8ӽṹ(C6H9NO)nӦ
ѹؼ:clerostero C18O5H14  ͪ cocholic acid C15H14SO3 B OCOC7H15  hydroxyursolic C8H7NOFBr ׻  Ƥ ˫   vinyl acetal thoxysilane C14 N2 O2 H12Cl enamer