Zhangzhou HuaFu Chemical Co., Ltd.
Poly Vinyl Pyrrolidone
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2-pyrrolidone
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N-vinylpyrrolidone
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povidone iodine
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pvp
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N-VINYL PYRROLIDONE
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povidone k30
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povidone k90
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povidone k17
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pvpk25
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PVP iodine
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