上海维酮材料科技有限公司
 
Shanghai WellTone Material Technology Co., Ltd
 
  
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PVPK Homopolymer Series| PVP Iodine or Povidone Iodine| PVPP or Crospovidone| PolyVinylPyrrolidoneVA Copolymer| NVP(N Vinylpyrrolidone)| NMP N Methyl 2 pyrrolidone| ɑ pyrrolidone| Dimethylaminoethyl Methacrylate DMAEMA|