Product Name: PVP-K
Synonyms: Polyvinyl pyrrolidone, Povidone
CAS No.: 9003-39-8
appearance: white powder
purity: 99%
Molecular Formula: (C6H9NO)n
PVP exists in white powder or aqueous solution. PVP readily dissolves in water, alcohol, amine and halohydrocarbon, but is not dissolved in acetone and aether etc.. It has good solubility, biocompatibility, and physiologically inert, film-forming character, colloid protect ability and compound ability to many organic or inorganic compounds. It is also steady to acid, salt and heat, so it is widely used.
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Q1: Do you offer free sample?
A: Of course, we will offer free sample if you pay shipping fees.
Q2: How to solve the quality problem?
A: We supply high quality products and quality issue near to zero. If it happens caused by occasional?case, we will reship again or compensate customer loss, but customer need show us the evidence of problems or test report.
Q3: Whether transportation is safe and whether to reship if seized?
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Q6: What is your minimum order ?
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product A ? 100g
product B ? 10vials
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