pharm grade PVP K12
pharm grade PVP K12.
- Price：
- Molecular Formula： (C6H9NO)n
- CAS： 9003-39-8
- HS： 39059900
PVP K12
CHEMICAL FORMULA：(C6H9NO)n
CAS:9003-39-8 shelf life: 24 months
Standard: USP 26
Item | Specification | Result |
Appearance | White crystalline powder | Confirm |
Identification | A,B,C | Confirm |
Water, % | 5.0 max | 2.7 |
Assay, as Nitrogen content,% | 11.5-12.8 | 12.0 |
Hydrazine,ppm | 1 max | Confirm |
Solution Clarity and Color（5%） | Colorless to light yellow transparent solution | Confirm |
Heavy metals,ppm | 10 max | Confirm |
K value | 10.5-14.0 | 12.6 |
Ignition Residue,% | 0.1 max | 0.04 |
N-vinylpyrrolidone | 0.1 max | 0.02 |
Peroxides,ppm | 400 max | 20 |
Aldehyde (calculated as acetaldehyde),ppm | 500 max | 250 |
PH | 3.0-7.0 | 5.4 |