Categories | PVP Homopolymers |
---|---|
Brand Name: | fly-dent |
Model Number: | PVP |
Place of Origin: | China |
MOQ: | 100kgs |
Price: | Negociate |
Payment Terms: | Paypal,T/T,Western Union, MoneyGram |
Supply Ability: | 10000 |
Delivery Time: | within 1week,,based on your order details |
Packaging Details: | 25kgs/drum |
Product Name: | Polyvinylpyrrolidone |
Chemical Description: | Homopolymer of 1-Vinly-2-Pyrrolidone,Polyvinylpyrrolidone |
INCI/CTFA: | PVP |
Pharmacopeia Name: | Povidone(Povidonum) |
CAS No.: | 9003-39-8 |
Description:
Product Name:Polyvinylpyrrolidone
Product | Povidone K15 | Povidone K17 | Povidone K25 | Povidone K30 | Povidone K60 | Povidone K90 | |
Appearance | White or yellowish-white,hygroscopic powder or flakes | ||||||
Solubility | Freely soluble in water,in ethano(96%) and in methanol,very
slightly soluble in acetone. | ||||||
Appearance of Solution | Clearly and not moren intensely coloured than reference solution B6,BY6 or R6 | ||||||
Identifications | Meet ID Tests | ||||||
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 | |
Formic Acid | 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% |
Q: Are you manufacturer, or trading company?
A: We are a OEM/ODM trading company.
Q: Your products are original or copy?
A: All products are original made in China, or made in Korea,
France, USA, UK etc.
Q: How can i order?
A: We will make quotation after you send us your purchase plan
(including product name, model and quantity). If you agree with the
quotation, please send us your company name, address and telephone
for goods delivery. We will make proforma invoice and inform you
the payment way. Goods delivery details will also be informed
accordingly.
Q: What is your payments mode?
A: Mostly payment should be completed by bank transferred T/T 100%
in advance.
For sample order less than 1000USD, we will have to charge 30USD
extra to compensate media bank charges. Western Union and MoneyGram
are also acceptable. USD, EUR and CNY are acceptable.
Q: What is your shipment terms?
A: We often send goods by DHL, FedEx, UPS, TNT, EMS Express;
usually 7-15 workdays you can receive goods after send; For the big
weight goods, you can choose Air or Sea shipping, usually 30-45
workdays can arrive to your Port.(Exclude unforeseen circumstances,
most shipping time is depend on clients country.)
Q: What about the warranty period and after-sale service?
A:2Years for PVP products.
If you have problem in using, you can describe the problem details,
we will ask technician to give your solution.
If you prefer to talk online, you could use more ways to find me!
Skype ID:fly-dent
Email:Linda@fly-dent.com