Name

Povidone (PVP)

CAS No.

9003-39-8

Molecular formula

(C6H9NO)n

Structure formula

Appearance

White or yellowish-white powder

CDE register number

K25: F20180000231  K30: F20180000119

Application

K25, K30: binders, film formers, dispersers, stabilisers for oral preparation;

K90: binders, thickeners, stabilisers for oral preparation.

Stardone® K25

Stardone® K30

Stardone® K90

pH

3.0-5.0

3.0-5.0

4.0-7.0

K-value

24.0-27.0

29.0-32.0

85.0-95.0

Aldehydes (ppm)

≤500

≤500

≤500

Peroxides (ppm)

≤400

≤400

≤400

Formic acid (%)

≤0.5

≤0.5

≤0.5

Hydrazine (ppm)

≤1

≤1

≤1

NVP (ppm)

≤10

≤10

≤10

2-Pyrrolidone(%)

≤3.0

≤3.0

≤3.0

Heavy Metals (ppm)

≤10

≤10

≤10

Water (%)

≤5.0

≤5.0

≤5.0

Sulfated ash (%)

≤0.1

≤0.1

≤0.1

Nitrogen (%)

11.5-12.8

11.5-12.8

11.5-12.8

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

Special packing is available according to customer's requirement

Preserve in tight containers