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79911 Sigma-Aldrich

Kollidon® SR

Synonym: Polyvinyl acetate-Polyvinylpyrrolidone mixture

  •  NACRES NA.25

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Properties

Related Categories Binders & Fillers, Biochemicals and Reagents, Excipients for R&D Use Only, Hydrophilic Polymers, Materials Science,
Quality Level   100
composition   polyvinylacetate, 75.0-85.0% (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   ≤2.00% (verified on random samples only)
loss   ≤5.0% loss on drying
pH   3.5-5.5 (10% in H2O)
storage temp.   room temp

Description

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

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 3
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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