Polyvinylpyrrolidone Pvpk302007-8-20
Chemical Structure:Homopolymer of Vinylpyrrolidone
Physical properties:Either a white or milky white powder or colourless or slightly yellow transparent...
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Pvp K902007-8-20
Chemical Structure:Homopolymer of Vinylpyrrolidone
Physical properties:Either a white or milky white powder or colourless or slightly yellow transparent...
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