Pharmaceutical Excipient Povidone K15/Polyvinylpyrrolidone K15 CAS No.: 9003-39-8

Min.Order: 100
Product origin: Tianjin, China
Infringement complaint: complaintComplaint
US$ 12 ~ 25

Description

Povidone

Product Description:
Povidone is a hygroscopic polymer ,supplied in white or creamy white powder,raning from low to high viscosity & low to high molecular weight with solubility in aqueous and organic solvents,each characterized by K Value.PVP K is Solubility in water and many oter organic solvents.,Hygroscopicity,Film former ,Adhesive,Intial tack ,Complex forma-tion,Stabilization,Solubilization,Crosslinkability ,Biological compatibility andToxicological safeness.

Povidone is homopolymer of 1-vinyl-2-pyrrolidone (Polyvinylpyrrolidone),freely soluble in water,in ethanol (96%),in methanol,and other organic solvents,veryslightly soluble in acetone.It's a hygroscopic polymer ,supplied in white or creamy white powder or flakes,ranging from low to high viscosity & low to high molecular weight,which characterized by K Value,with excellent hygroscopisty,film-forming,adhesive,chemical stability and toxicological safeness characters.


Product Pictures:

Key Technical Parameters:

 

Product

Povidone K15

Povidone K17

Povidone K25

Povidone K30

Povidone K90

AppearanceWhite or yellowish-white,hygroscopic powder or flakes
Solubility                   Freely soluble in water in ethanol(96%)and in methanol,very slightly soluble in acetone
Appearance of  SolutionClearly and not more intensely coloured than reference solution B6,BY6 or R6
IdentificationA. IR spectrum obtained is consistent with that abtained with Povidone CRS.
B.An orange-yellow precipitate is formed
C.A pink colour is produced
D.A red colour is produced
E.The substance dissolves
pH(5% in water)3.0~5.03.0~5.03.0~5.03.0~5.04.0~7.0
K Value12.75~17.2515.30~18.3622.50~27.0027.00-32.4081.00~97.20
Aldehydes500 ppm max.500 ppm max.500 ppm max.500 ppm max.500 ppm max.
Peroxides400 ppm max.400 ppm max.400 ppm max.400 ppm max.400 ppm max.
Formic Acid0.5% max.0.5% max.0.5% max.0.5% max.0.5% max.
Hydrazine1 ppm max.1 ppm max.1 ppm max.1 ppm max.1 ppm max.
Impurity A10 ppm max.10 ppm max.10 ppm max.10 ppm max.10 ppm max.
Impurity B3.0% max.3.0% max.3.0% max.3.0% max.3.0% max.
Heavy Metals10 ppm max.10 ppm max.10 ppm max.10 ppm max.10 ppm max.
Water5.0% max.5.0% max.5.0% max.5.0% max.5.0% max.
Sulphated    Ash0.1% max.0.1% max.0.1% max.0.1% max.0.1% max.
Nitrogen Content11.5~12.8%11.5~12.8%11.5~12.8%11.5~12.8%11.5~12.8%

Applications:

Povidone posses excellent binding,film-forming,dispersing and thickening properties.it's one of the most important excipient in the worldwide for pharmaceutical industry,whatever for human health care products or animal health care products.Which widely used in the pharmaceutical industry as:1)Binder for tablets,capsules.It's suitable for wet and dry granulation and direct compression in tableting,improving the particle compressibility and can be added to powder blends in dry or dissolved by water,alcohol.2)Sugar coatings and films,3)Solubility Improver for poorly soluble drugs,4)Bioavailability Enhancer for drug's active ingredients,5)Pore-forming for membrane products.

Company Overview:


Shipment and Packages:


Company Advantages:


*SGS Audited Supplier
*24 Hours Responce.

*Strong R&D Team and Technical Service.
*One-Stop/Package Service.
*More than 15 years in the chemical raw material field.
*Professional Marketing Team.
*Flexible Payment Terms and Flexible MOQ.

*Strict release procedures .
*On time delivery.


FAQs:
  1. Do You Accept Sample Orders?
          Yes,we accept sample orders.
 
      2. What's Your MOQ?
 
           We have no fixed requests on MOQ,it should according to Customers'actual demand.
 
       3. How To Assure The Quality Once Order Confirmed?
 
           We have strict QC/QA management system,and Strict release procedures.
           We prefer to deliver pre-shipment samples by Express Courier before shipment,or you can advise us your quality standard.

 
       4. Can We Have a Preview About The Product Quality before Our Order Despatching?
 
           Sure,we always provide the relative Batach(s)'COA(s) before shipment.

       5. 
How Will You Deliver The Goods?

           We have closed cooperation with most famous Shipping companies,Airlines,Express Couriers.
           We'll suggest the best way according to your order quantity.

 
       6.  What Is Your Payment Terms?
 
            We have Flexible Payment Terms.Wire Transfer,Western Union,PayPal and etc.are accepted.
 
       7.   What Is The Leading Time?
 
            The leading time is different based on different quantity,we usually arrange shipment within 3-15 working
            days after order confirmation.

       8.   
How to Place Orders?

           You can place your orders on the line www.made-in-china.com directly,or send us your order
           to our official e-mail.
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