Polyvinylpyrrolidone (PVP) K-30
- Chemical Name: Polyvinylpyrrolidone
- Grade: K-30 (referring to its K-value, which relates to its molecular weight and viscosity)
- Appearance: White or nearly white, hygroscopic powder
- Odor: Odorless or slight characteristic odor
- Solubility: Soluble in water, ethanol, and chloroform
- pH (5% solution): 3.0 - 7.0
- K-value: 27.0 - 32.4 (indicating a specific molecular weight range)