CAS accession number: 9003-39-8
Product specifications:
Appearance: white powder
chemical formula: (C6H9NO)n
molecular weight: 111.143
density g/cm3: 1.69
melting point â??: 130
boiling point â??: 90-93
K value: 92.5
moisture %: 2.8
PH value (5% in water): 5.8
1-vinylpyrrolidin-2-one %: 0.0006
residue on ignition %:0.02
Nitrogen Content%: 12.2
aldehydes (as acetaldehyde)%: 0.00023
heavy metals (as Pb) ppm:
Supplier: Hyaluronic acid (medical /food/cosmetic grade), pvp, pvp-k30/k90, povidone iodine
Supplier: PVP K30, PVP K17, PVP K90, crospovidone, 2-pyrrolidone, N-methyl-2-pyrrolidone, GAMMA-butyrolactone, sodium borohydride, benzaldehyde, pine oil, menthol crystal, methyl salicylate
Supplier: Chemical products pvp series : pvp-i , pvp-k15, k30, k90, k120, PVPP , NVP .PVPVA