Skip to Content
Merck
CN
All Photos(1)

Documents

79911

Sigma-Aldrich

Kollidon® SR

Sign Into View Organizational & Contract Pricing
All Photos(1)
Synonym(s):
Polyvinyl acetate-Polyvinylpyrrolidone mixture
UNSPSC Code:
12352200
NACRES:
NA.25

form

powder

Quality Level

100

composition

polyvinylacetate, 76.0-82.0% (saponification value * 0.1534)
povidone, 18.0-21.0 (N content/0.126)

impurities

≤100 ppm vinyl acetate
≤20 ppm heavy metals (verified on random samples only)
≤5000 ppm residual solvents (acetic acid, acetate, formic acid (GLC)

ign. residue

≤1.7% (verified on random samples only)

loss

≤4.0% loss on drying

pH

4.0-5.0 (10% in H2O)

General description

The Kollidon products consist of soluble and insoluble grades of polyvinylpyrrolidone (PVP) of various molecular weights and particle sizes. The polymers are used as dry binders, film-formers, stabilizers in suspensions, dispersants for pigments, enzyme stabilizers, and for improvement of bioavailability.

Application

Kollidon SR is a blend of polyvinyl acetate and povidone (K 30) in the ratio 8:2 used in the pharmaceutical industry as a matrix-forming agent. This research grade product is intended for use in R&D and development only.

Legal Information

Kollidon is a registered trademark of BASF SE

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service