PVP/VA Copolymer Series (Copovidone)

PVP/VA Copolymer Series (Copovidone) 1 competitive price and high quality
2 PVP/VA Copolym
PVP/VA Copolymer Series (Copovidone)
Cas No.: 25086-89-9
Molecular Formula: C30H45N3O9X2
Molecular Weight: 591.69
Technical Index:
Type
PVP VA37E
Grade
Cosmetic grade
K-Value
28-36
Solid Content
48.0-52.0%
PH
5.0-9.0
N-Vinlypyrrolidone (NVP)
0.1% max
N-Vinlypyrrolidone (VAC)
0.03% max

Type
PVP VA55E
Grade
Cosmetic grade
K-Value
22-28
Solid Content
48.0-52.0%
PH
5.0-9.0
N-Vinlypyrrolidone (NVP)
0.1% max
N-Vinlypyrrolidone (VAC)
0.03% max

Type
PVP VA64E
Grade
Cosmetic grade
K-Value
26-34
Solid Content
48.0-52.0%
PH
5.0-9.0
N-Vinlypyrrolidone (NVP)
0.1% max
N-Vinlypyrrolidone (VAC)
0.03% max

Type
PVP VA73E
Grade
Cosmetic grade
K-Value
28-38
Solid Content
48.0-52.0%
PH
7.0-9.0
N-Vinlypyrrolidone (NVP)
0.1% max
N-Vinlypyrrolidone (VAC)
0.03% max

Type
PVP VA64E Powder
Grade
Cosmetic Grade
K-Value
26-34
Solid Content
95% min
PH
5.0-7.0
N-Vinlypyrrolidone (NVP)
0.1% max
N-Vinlypyrrolidone (VAC)
0.03% max
Water
5% max

Type
PVP A64 Powder
Grade
Medical Grade
K-Value
95% min
PH
3.0-7.0
N-Vinlypyrrolidone
0.2% max
Sulfated Ash
0.1% max
Nitrogen Content
7.0-8.0%
Heavy Metal
10ppm max
Hydrazine
≤1ppm
Hydrazine
1ppm max
Aldehyde
0.05% max

Peroxide(H
2
O
2
)
400 ppm max