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polyvinylpyrrolidone cas 9003-39-8

Assay: K15-K90

Appearance: White powder

Capacity: 6000MT per year

Packaging: 25kg drum

Sample: available

Category:

Description

Polyvinylpyrrolidone Quick Details

Chemical Name: Polyvinylpyrrolidone/ PVP

CAS No.:9003-39-8

Molecular Formula: (C6H9NO)n

Molecular weight: 16.04246

Appearance: white to yellowish white, hygroscopic powder.

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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