Product name: PVP K90
CAS No.: 9003-39-8
Grade: Cosmetic
Specifications:
Item |
Tolerance |
Appearance |
White or off-white powder |
Odor |
Slight characteristic odor |
Identification |
The substance dissolves |
Nitrogen |
11.5% ~12.8% |
Active Matter |
>=95.0% |
pH (5% in water) |
5.0~9.0 |
K-value |
88.0~96.0 |
Vinylpyrrolidinone |
<=0.01% |
Residue on Ignition |
<=0.05% |
Loss on Drying |
<=5.0% |
Viscosity (20% water solu.) |
10000-30000 (Brookfield, RVT 23degree, Spindle 7/100 rpm) |
Heavy Metals (as Pb) |
<=10 ppm |
Arsenic * |
<=2 ppm |
* This Test Is Verified on Random Samples Only. |
Storage: in an airtight container.
Packaging: 25 kg/drum