POLYVINYLPYRROLIDONE

SYNONYM: PVP; POLY (1-VINYL-2-PYRROLIDONE); POVIDONE

FORMULA: (C6H9NO) n

CAS NO.: 9003-39-8

GRADE: USP26 K17

DESCRIPTION: WHITE TO YELLOWISH-WHITE FREEFLOWING HYGROSCOPIC POWDER OR CLEAR AQUEOUS SOLUTION, WITH A FAINT CHARACTERISTIC ODOR, FREELY SOLUBLE IN ETHANOL AND IN METHANOL, SLIGHTLY SOLUBLE IN ACETONE.

SPECIFICATIONS:

ITEM

GRADE

APPEARANCE

WHITE OR YELLOWISH-WHITE POWDER

IDENTIFICATION A+B+C

MEET ID TESTS

K VALUE

15-19

MOISTURE

5.0% MAX.

PH VALUE (5%IN WATER)

3-7

N-VINYLPYRROLIDONE

0.1% MAX.

RESIDUE ON IGNITION

0.1% MAX.

NITROGEN

11.5-12.8%

HEAVY METALS (AS Pb)

10ppm MAX.

ACETALDEHYDE

0.05% MAX.

HYDRAZINE

1ppm MAX.

USES: A VERSATILE POLYMER FOR PHARMACEUTICAL AUXILIARIES.

PACKING: 25KG/DRUM