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- Contact Person : Ms. Lau Elaine
- Company Name : Hangzhou GreenCo Science&Technology Co., Ltd.
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PVP K15 K17 K30 K90
Chemical Description: polyvinylpyrrolidone
CAS No.9003-39-8
Molecular and Structural Formula (C6H9NO)n
Characteristics
--A white to creamy white powder;
--Readily soluble in water and a variety of organic solvent;
--Good hygroscopicity and adhension;
Specification | K-value | Solid, % | pH | NVP, % |
PVP K30 powder | 27-33 | ≥95 | 3-7 | ≤0.01 |
PVP K30 30% | 27-33 | 29-31 | 6-9 | ≤0.01 |
PVP K17 Powder | 15-19 | ≥95 | 3-7 | ≤0.01 |
PVP K17 30% | 15-19 | 29-31 | 6-9 | ≤0.01 |
PVP K15 30% | 14-16 | 29-31 | 6-9 | ≤0.01 |
PVP K90 Powder | 88-98 | ≥95 | 5-9 | ≤0.01 |
PVP K90 20% | 88-99 | 19-21 | 6-9 | ≤0.01 |
Applications
It is used as pharmaceutical excipient, such as binder in tablet and granular; assistant for injection ,flow assistant for capsule, dispersant for liquid medicine and stain, stabilizer for enzyme and heat sensitive drug, coprecipitant for poorly soluble drugs, and lubricator.
Packaging and Storage
--Packed in 25,50kg plastic drum, inner lined with PE bags;
--Stored in dry place at room temperature;
PVP K15 K17 K30 K90