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?POLYVINYLPYRROLIDONE

Povidone iodine

N-vinylpyrrolidone

α-pyrrolidone

N-Methyl-2-pyrrolidone

Recycled polyester staple fiber

PVP-K90
 

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Fax：0510-86150525
P.C：214400
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Website：Http://ia48mm.cn E-mail:sales@jiafengchemical.com