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PVP-K Homopolymer Series (PVP-K12.K15.K17.K25.K30.K60.K90.K120
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更新时间:2011/07/25
povidone iodin
PVP-VA Copolymer Serie
crospovidone, PVPP Series
NVP(N-Vinylpyrrolidone
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