polyvinylpyrrolidone cas 9003-39-8

Chemical Name: Polyvinylpyrrolidone/ PVP

CAS No.:9003-39-8

Molecular Formula: (C6H9NO)n

Molecular weight: 16.04246

Appearance: White crystals

Polyvinylpyrrolidone Typical Properties

Tests	K15	K17	K25	K30	K90
Identification, A B C D E	Complies
Appearance of solution	Clear, ≤B6, BY6 or R6.
PH(in 5% solution)	3-5	3-5	3-5	3-5	4-7
Viscosity, as K-value	13-17	14.5-19.5	22.5-27	27-32.4	81-97
Aldehyde, ppm	≤500	≤500	≤500	≤500	≤500
Peroxides (as H2O2), ppm	≤400	≤400	≤400	≤400	≤400
Formic acid	≤0.5%	≤0.5%	≤0.5%	≤0.5%	≤0.5%
Hydrazine, ppm	≤1	≤1	≤1	≤1	≤1
Impurity A (VP),ppm	≤10	≤10	≤10	≤10	≤10
Impurity B (2-pyrrolidone )	≤3.0%	≤3.0%	≤3.0%	≤3.0%	≤3.0%
Heavy metals, ppm	≤10	≤10	≤10	≤10	≤10
Water	≤5.0%	≤5.0%	≤5.0%	≤5.0%	≤5.0%
Sulphated ash	≤0.1%	≤0.1%	≤0.1%	≤0.1%	≤0.1%
Assay	11.5-12.8%	11.5-12.8%	11.5-12.8%	11.5-12.8%	11.5-12.8%

Polyvinylpyrrolidone Usage

1. Binder for tablets, granules and hard gelatin capsules.

2. Bioavailability enhencement, Film formation, Solubilization.

3. Injection preparations, Stabilization of suspensions, Drug stabilization.

4. Dietetic tablets in neutritional prod.

Polyvinylpyrrolidone Packaging and Shipping

Packed in 25, 50 kg fiber or plastic drum, inner lined with PE bags.

Polyvinylpyrrolidone Storage

Stored in dry place at room temperature, Avoiding light and drying.

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