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Film Former Polyvinyl Pyrrolidone K30 Personal Care Cosmetic EP-K30 25kg/bag 9003-39-8 TEST ITEMS INDEX TEST VALUE K VALUE 27~32 30.42 PH 3~7 4.5 Aldehyde of CHCHO(PPM) ≤500 ≤500 N-vinylpyrrolidone(%) ...