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PVP VA 64 Copovidone USP/BP/EP Grade with Best Price
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China Mainland
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Pharmaceutical Grade VP/VA Copolymers
Product Name:Copvodione
Chemical Description:Vinylpyrrolidone with Vinyl Acetate Copolymer,PVP/VA 64 Powder
INCI/CTFA:VP/VA Copolymer
Pharmacopeia Name:Copovidone(Copovidonum)
CAS NO.:25086-89-9
Formula structure:
Properties: White or creamy white,free-flowing power with characteristic smell,hygroscopic.Good solubility in water,alcohol and other organic solvents.
Applications:In view of it’s excellent adhesiveness ,film hard and other properties,Copovidone mainly used as water-soluble binder and dry binder in wet/direct granulation processes,also it can be used as film forming materials.
Specifications:
Appearance | White to creamy white,free-flowing powder |
K Value(Labled K value at 30) | 27-32.4 |
Aldehyde | 500 ppm max. |
Peroxide | 400 ppm max. |
Hydrazine | 1 ppm max. |
Monomers(Residue VP+Residue VA) | 0.1% max. |
Impurity A(2-Pyrrolidone) | 0.5% max. |
Heavy Metals | 20 ppm max. |
Moisture | 5.0% max. |
Sulphated Ash | 0.1% max. |
VA content | 35.3-42% max. |
Nitrogen | 7.0-8.0 % |
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