Powder: | Yes |
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Customized: | Non-Customized |
Certification: | ISO 9001, USP, BP |
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Product |
Povidone K15 |
Povidone K17 |
Povidone K25 |
Povidone K30 |
Povidone K60 |
Povidone K90 |
|
Appearance |
White or yellowish-white,hygroscopic powder or flakes |
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Solubility |
Freely soluble in water,in ethano(96%) and in methanol,very slightly soluble in acetone. |
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Appearance of Solution |
Clearly and not moren intensely coloured than reference solution B6,BY6 or R6 |
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Identifications |
Meet ID Tests |
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pH Value(5% in aqueous solution) |
3.0-5.0 |
3.0-5.0 |
3.0-5.0 |
3.0-5.0 |
4.0-7.0 |
4.0-7.0 |
|
Viscosity(Expressed as K Value) |
12.75-17.25 |
15.3-18.36 |
22.5-27.0 |
27.0-32.4 |
54.0-64.8 |
81.0-97.2 |
|
Adehydes(Expressed as Acetaldehyde) |
500 ppm max. |
500 ppm max. |
500 ppm max. |
500 ppm max. |
500 ppm max. |
500 ppm max. |
|
Peroxides(Expressed as H2O2) |
400ppm max. |
400 ppm max |
400 ppm max |
400 ppm max |
400 ppm max |
400 ppm max |
|
0.5% max. |
0.5% max. |
0.5% max. |
0.5% max. |
0.5% max. |
0.5% max. |
||
Hydrazine |
1ppm max. |
1ppm max. |
1ppm max. |
1ppm max. |
1ppm max. |
1ppm max. |
|
N-Vinylpyrrolidone(Impurity A) |
USP26 |
1000 ppm max. |
1000 ppm max. |
1000 ppm max. |
1000 ppm max. |
1000 ppm max. |
1000 ppm max. |
Current USP/EP/BP |
10 ppm max. |
10 ppm max. |
10 ppm max. |
10 ppm max. |
10 ppm max. |
10 ppm max. |
|
2-Pyrrolidone(Impurity B) |
3.0% max. |
3.0% max. |
3.0% max. |
3.0% max. |
3.0% max. |
3.0% max. |
|
Heavy Metals(as Pb) |
10 ppm max. |
10 ppm max. |
10 ppm max. |
10 ppm max. |
10 ppm max. |
10 ppm max. |
|
Water |
5.0% max. |
5.0% max. |
5.0% max. |
5.0% max. |
5.0% max. |
5.0% max. |
|
Sulphated Ash |
0.1% max. |
0.1% max. |
0.1% max. |
0.1% max. |
0.1% max. |
0.1% max. |
|
Nitrogen Content |
11.5-12.8% |
11.5-12.8% |
11.5-12.8% |
11.5-12.8% |
11.5-12.8% |
11.5-12.8% |
Products |
K Value |
pH Value (5% in water) |
Residue NVP |
Sulphated Ash |
Water |
Solid Content |
PVP K15 |
13-18 |
3.0-7.0 |
0.05% max. |
0.1% max. |
5.0% max. |
95-100% |
PVP K17 |
15-19 |
3.0-7.0 |
0.05% max. |
0.1% max. |
5.0% max. |
95-100% |
PVP K25 |
23-28 |
3.0-7.0 |
0.05% max. |
0.1% max. |
5.0% max. |
95-100% |
PVP K30 |
27-35 |
3.0-7.0 |
0.05% max. |
0.1% max. |
5.0% max. |
95-100% |
PVP K60 |
55-65 |
5.0-9.0 |
0.05% max. |
0.1% max. |
5.0% max. |
95-100% |
PVP K85 |
78-90 |
5.0-9.0 |
0.05% max. |
0.1% max. |
5.0% max. |
95-100% |
PVP K90 |
81-100 |
5.0-9.0 |
0.05% max. |
0.1% max. |
5.0% max. |
95-100% |
PVP K30L |
27-35 |
3.0-7.0 |
0.05% max. |
0.1% max. |
69-71% |
29-31% |
PVP K85L |
78-90 |
5.0-9.0 |
0.05% max. |
0.1% max. |
79-81% |
19-21% |
PVP K90L |
81-100 |
5.0-9.0 |
0.05% max. |
0.1% max. |
79-81% |
19-21% |