Basic information:
Polyvinylpyrrolidone is a non-ionic polymer compound and is the most distinctive and widely studied fine chemical variety among N-vinylamide polymers. Has developed into non-ionic, cationic, anion 3 categories, industrial grade, pharmaceutical grade, food grade 3 specifications, relative molecular mass from thousands to more than one million homopolymer, copolymer and crosslinked polymer series products, and with its excellent unique properties have been widely used.
Items | Specification |
Appearance | White powder |
K value | 27.0-32.0 |
Moisture ≤ % | 3.22 |
PH of 5% aqueous solution | 3.55 |
Residue on Ignition ≤ % | 0.02 |
N-Vinylpyrrolidone ≤ % | 0.05 |
Aldehyde ≤ % | 0.02 |
Heavy Metal ≤ ppm | <10 |
Peroxide ≤ ppm | <400 |
N content % | 11.95 |
Application:
As a synthetic water-soluble polymer compound, PVP has the general properties of water-soluble polymer compounds, colloidal protection, film formation, adhesion, hygroscopic, solubilization or condensation, but its most distinctive, so people pay attention to its excellent solubility and physiological compatibility. In synthetic polymers such as PVP both soluble in water, but also soluble in most organic solvents, very low toxicity, good physiological compatibility is rare, especially in medicine, food, cosmetics, which are closely related to people's health in the field, with the reduction of the price of its raw material butyrolactone, will show its good prospects for development.
Certificate
The products have been approved by FDA,REACH,ROSH,ISO and other certification, in line with national standards.
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Packing
1kg/ bag; 25kg/ barrel;
20 tons/1×20‘FCL Shipment.
FAQ:
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Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
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A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
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A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.