Product name: PVP K30 Cas No.:9003-39-8 Chemical Formular: (C6H9NO)n Appearance: white powde k value:27-32 Vinylpyrrolidone: :max 0.2% Solid content ::min 95% PH (10% in water: 3-7 moisture: :max 5.0% Residue on ignigion: max 0.1% packaging: Plastic barrel or fibre board drums of 25Kg net weight