Online Exporter China Medical Grade Croslinked Pvp / Pvpp / Crospovidone

Short Description:

Product Name: Crospovidone

INCI Name: Insoluble PVP,PVPP

Pharmacopeia Name: Crospovidone

CAS No.: 9003-39-8

Formula: (C6H9NO)n

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Online Exporter China Medical Grade Croslinked Pvp / Pvpp / Crospovidone Detail:

We constantly think and practice corresponding to the change of circumstance, and grow up. We aim at the achievement of a richer mind and body along with the living for Online Exporter China Medical Grade Croslinked Pvp / Pvpp / Crospovidone, Because we stay within this line about 10 years. We got very best suppliers aid on quality and cost. And we had weed out suppliers with poor high-quality. Now lots of OEM factories cooperated with us too.
We constantly think and practice corresponding to the change of circumstance, and grow up. We aim at the achievement of a richer mind and body along with the living for 25249-54-1, China Crospovidone, Our advantages are our innovation, flexibility and reliability which have been built during last 20 years. We focus on providing service for our clients as a key element in strengthening our long-term relationships. The continual availability of high grade products and solutions in combination with our excellent pre- and after-sales service ensures strong competitiveness in an increasingly globalized market.
Pharmaceutical Excipient Crospovidone is a crosslinked PVP,insoluble PVP,it is hygroscopic,insoluble in water and all other common solvents,but it swells rapidly in aqueous solutbition without any gel froms.Its; classified as Crospovidone Type A and Type B according to the different particle size.

Key Technical Parameters:

Product	Crospovidone Type A	Crospovidone Type B
Appearance	White or yellowish-white powder or flakes
Identifications	A.Infrared Absorption
	B.No blue color develops.
	C.A Suspension is formed and no clear solution is obtained within 15 min.
	D.Majority of particles are in the range 50 ~300 μm is type A,majority of particles are in the range 5~50 μm
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 Metals	10 ppm max.	10 ppm max.

Applications:

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.

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Food Grade PVPP is a crosslinked PVP,insoluble,it is hygroscopic,insoluble in water and all other common solvents,but it swells rapidly in aqueous solutbition without any gel froms.

Key Technical Parameters:

Product	PVPP (One Way)	PVPP(Regenerate)
Appearance	White to off-white,hygroscopic,free-flowing powder
Solubility	Insoluble in water and other common solvents.
Odour of the suspension	Faint,Typical
Nitrogen	11.0-12.8%	11.0-12.8%
Heavy metals(As Pb)	10ppm max.	10ppm max.
Lead	2 ppm max.	2 ppm max.
Arsenic	2 ppm max.	2 ppm max.
pH(1% in Water Suspension)	5.0-8.0	5.0-8.0
Sulphated Ash	0.4% max.	0.4% max.
Water soluble substances	0.5% max.	0.5% max.
Solubility in Acetic Acid/Ethnol	1.0% max.	1.0% max.
Peroxides	400 ppm max.	400 ppm max.
N,N-Divinylimidazolidione	2ppm max.	2ppm max.
N-Vinylpyrrolidone	10 ppm max.	10 ppm max.
Water	5.0% max.	5.0% max.
Paticle Size	/	/

Applications:

Thanks to it’s insoluble properties in water and other common solvents,PVPP is widely acted as stabilizers & clarifier for Beer/Wine and other beverages products,it can romove polyphenols and tannins substances during the Beer/Wine/Beverage processing.

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