Polyvinylpolypyrrolidone

CAS NO.： 25249-54-1

Appearance: white or off-white powder, odorless or with a slight

Comply with the current latest versions of EP, USP/NF, and CP pharmacopoeias.

Pharmaceutical Name: Crospovidone
Pinyin: Jiaolian Juweitong
Chemical Name: Polyvinylpolypyrrolidone (PVPP)
INCI Name: Insoluble PVP
CAS No.: [25249-54-1]

Test Items	Type A	Type B
Particle size 0–63 µm	Max 85%	Max 15%
Particle size >63 µm	Min 15%	Min 85%
Moisture, % (max)	5.0	5.0
Sulfated ash, % (max)	0.1	0.1
Water-soluble matter, % (max)	1.5	1.5
Heavy metals, ppm (max)	10	10
Residual monomer, ppm (max)	10	10
Peroxide (as H₂O₂), ppm (max)	400	1000
Nitrogen content, %	11.0–12.8	11.0–12.8

Applications

Can serve as excellent disintegrants, dispersants in liquid suspensions, taste-masking agents, detoxifying agents, solubilizers for poorly soluble drugs, and stabilizers for vitamins or herbal extracts.
In formulation, it is often used for its multifunctional roles including disintegration, solubilization, and stabilization.