Crospovidone

Crospovidone

Crospovidone

Min.Order / FOB Price:Get Latest Price

500 Kilogram

Negotiable

  • Min.Order :500 Kilogram
  • Purity: Nitrogen: 11.0-12.8%
  • Payment Terms : L/C,D/P,T/T,Other

Keywords

Insoluble PVP Polyvinylpolypyrrolidone PVPP

Quick Details

  • Appearance:white or yellowish free flowing hygroscopic powder.
  • Application:For beverage and pharmaceutical
  • PackAge:20 kgs fiber drums
  • ProductionCapacity:300|Metric Ton|Day
  • Storage:Keep containers tightly closed when not in use. Store in a cool, dry place, out of direct sunlight.
  • Transportation:Non hazardous.

Superiority:

We can supply beverage grade and pharm grade meet USP and EP.

Details:

 

PVPP-F (Polyvinylpolypyrrolidone)

CROSPOVIDONE (PVPP)

 

 

STRUCTURAL FORMULA:

CTFA NOMENCLATURE: Insoluble PVP



Formula: (C6H9NO)n

CAS NO.: 25249-54-1

CHARACTERS: 
In the form of white or yellowish free flowing hygroscopic powder.
Odorless or with a faint characteristic odor.
Insoluble in water, alkali, acid and common organic solvents.
Easily swellable in water without forming gels.

 

 

SPECIFICATIONS

 

 

For beverage use

For pharmaceutical use

Loss on drying

(60 Min., 140℃ Vacuum)

≤6%

≤5%

Soluble components

≤1.5%

≤1.5%

Monomers

≤0.1%

≤0.05%

PH of 1% solution

5.0-11.0

5.0-7.5

Heavy metals

 

≤10 ppm

        Arsenic

      Lead

     Zinc

            Copper+Zinc

≤3 ppm

---------------------

≤10 ppm

---------------------

≤25 ppm

---------------------

≤50 ppm

---------------------

Nitrogen

11.0-12.8%

12.0-12.8%

Sulfate ash

≤0.4%

≤0.4%

Peroxides (as H2O2)

----------------------

≤400 ppm

Aldehyde

----------------------

≤0.2%

 

 

USP 27/28 (EP 5.0)

 

ITEM

USP 27/28 (EP 5.0)

Loss on drying  (60 Min., 140℃ Vacuum)

≤5%

Water Soluble Substances

≤1.5%

Identification A+B

Positive

PH of 1% solution

5.0-8.0

Heavy metals

≤10 ppm

Nitrogen

11.0-12.8%

Residue on ignition

≤0.4%

Vinylpyrrolidone

≤0.1%

Appearance

White to yellowish powder

 

APPLICATIONS

Stabilizers for beer, vinegar, fruit and wine, prolonging the storage life.

Disintergrants and fillers in pharmaceutical tablets and capsules.

Detoxicants in detoxifiers or toxin absorbents.

Stabilizers for moisture sensitive active ingredients (e.g. vitamins, enzymes).

Packed in 20 kgs fiber drums.

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