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Crospovidone (Pharmaceutical Grade PVPP)

Product Name: Crospovidone 

Chemical Description: Croslinked PVP, Crospovidone, Insoluble PVP, Polyvinylpolypyrrolidone,  Polyvinylpyrrolidone, cross linked

INCI/CTFA: Insoluble PVP

Pharmacopeia Name: Crospovidone (Crospovidonum) 

CAS NO.:9003-39-8, 25249-54-1

 

Product Properties: Crospovidone is hygroscopic,insoluble in water and all other common solvents,but it swells rapidly in aqueous solutbition without any gel froms. It’s classified as Crospovidone Type A and Type B according to the different particle size.

 

Applications: In the pharmaceutical industry, Crospovidone are widely used as 1) Disintergrating agent,2)Stabilizer for suspension,3)Moisture Absorbent, 4)Complextant of Polyphenols and Tannin for the extract formulations.

 

Specifications:

Product

Crospovidone   Type A

Crospovidone   Type B

Appearance

White or   yellowish-white powder or flakes

Identifications

Meet ID   Tests

Solubility

Practically   insoluble in water,in alcohol and in methylene chloride

Water-   soluble substances

1.0% max

1.0% max

pH((1% in   water)

5.0 –8.0

5.0 –8.0

Loss on   Drying

5.0% max.

5.0% max.

Sulphated   Ash

0.1% max.

0.1% max.

Nitrogen   content

11.0 -12.8   %

11.0 -12.8   %

Impurity A

10 ppm   max.

10 ppm   max.

Peroxide(As   H2O2)

400 ppm   max.

1000 ppm   max.

Heavy   Metal

10 ppm   max.

10 ppm   max.

Particle   Size(μm), ≥80%

50-300

5-50


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CONTACT US

  • Fax: +86-731-84421482
  • E-mail: sinogreat@sinogreat.cn
  • Tel: +86-731-84427351
  • Add: RM. 2010, Tian xin cheng (South) 154 Jianxiang South Road, Changsha, Hunan, 410005, China.
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