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Factory Supply Raw Material Polyvinylpyrrolidone CAS 9003 39 8 PVP K30/PVP K90 USA made
Factory Supply Raw Material Polyvinylpyrrolidone CAS 9003-39-8 PVP K30/PVP K90 USA made

Factory Supply Raw Material Polyvinylpyrrolidone CAS 9003 39 8 PVP K30/PVP K90 USA made

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Product Overview

Description





















































































ItemSpecificationTest Result
AppearanceWhite to off white,hygroscopic powder or flakes.Complies
PH(1→20)3.0~7.03.5
Water≤5.02.10%
Residue on ignition≤0.1%Complies
Lead≤10 ppmComplies
Aldehydes≤0.05%0.02%
Hydrazine≤1 ppm<1 ppm
Vinylpyrrolidinone≤0.2%<0.2%
2-pyrrolidinone≤0.3%1.70%
Peroxides(as H2O2)≤400 ppm79ppm
K-value27.0~32.429
Assay(Nitrogen)11.5%~12.8%12.10%
TAMC≤10³cfu/g20 cfu/g
TYMC≤10²cfu/g10 cfu/g
E.ColiNegative in 1gNegative

 


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