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Crospovindone (PVPP)
CAS: 9003-39-8
Character: White or yellowish-white powder or flakes, hygroscopic, practically insoluble in water, in alcohol and in methylene chloride.
Package: Net weight 20KG per drum.
Specifications: Conforms to standard USP27.
|
Items |
USPNF |
|
Identification |
Conforms |
|
PH |
5.0~8.0 |
|
Water |
≤5.0% |
|
Residue on ignition |
≤0.4% |
|
Water-soluble substances |
≤1.5% |
|
Heavy metals |
≤0.001% |
|
Vinylpynrrolidinone |
≤0.1% |
|
Nitrogen content |
11.0~12.8% |
|
Risidual solevents |
Conforms |