Customization: | Available |
---|---|
Appearance: | Powder |
Other Names: | Pvp K30 / Polyvinyl Pyrrolidone K30 |
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PVP K30 / Polyvinyl pyrrolidone K30 Pharma Grade
Other name: Polyvinylpyrrolidone
CAS NO.: 9003-39-8
MF: (C6H9NO)n
MW: 111.14
Melting point: 130ºC
Appearance: White crystalline powder
Packaging Details:25kg/fiber drum, or 25kg/carton
Delivery Detail:7-15 days after payment
TEST ITEMS |
SPECIFICATIONS |
Appearance |
A White to yellowish white powder |
First Identification: A, E. |
Positive |
Second Identification: B, C, D, E. |
Positive |
Appearance of solution |
Clear and not more intensely coloured than reference solution BY6/B6/R7 |
Heavy Metals (Lead) |
≤10ppm |
Lead |
≤10ppm |
Hydrazine |
≤1ppm |
Impurity A(1-Vinylpyrrolidin-2-one) |
≤10ppm |
Impurity B(2-Pyrrolidone) |
≤3.0% |
Residue on ignition |
≤0.1% |
K-Value |
27-32 |
Acetaldehyde |
≤500ppm |
Peroxides,as H2O2 |
≤400ppm |
Water |
≤5.0% |
pH value |
3.0-5.0 |
Nitrogen content |
11.5%-12.8% |
Microbiological quality |
Ph. Eur. |
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