Chitosan, M.W. 50,000 - 190,000 Da, 20 - 300 cP (1% w/w CH₃COOH 1%), Sigma-Aldrich®
Supplier: Merck
M-Clarity™ quality level = MQ100
448869-250G
448869-50G
SIAL448869-250GEA
493
EUR
SIAL448869-250G
SIAL448869-50G
Chitosan, M.W. 50,000 - 190,000 Da, 20 - 300 cP (1% w/w CH₃COOH 1%), Sigma-Aldrich®
Chitosan
Biocompatible, antibacterial and environmentally friendly polyelectrolyte with a variety of applications including water treatment, chromatography, additives for cosmetics, textile treatment for antimicrobial activity, novel fibers for textiles, photographic papers, biomedical devices, and microcapsule implants for controlled release in drug delivery.
- Forms gels with multivalent anions
- Gives clear solutions that dry to strong, clear films
- Other uses such as flocculant, protein precipitation, encapsulating agent and aqueous thickener
Physical form: 75 - 85% deacetylated
Synonyms: Deacetylated chitin; Poly(D-glucosamine).
MDL Number:
MFCD00161512 CAS Number: 9012-76-4 |
Specification Test Results
Appearance (color) | Faint beige to beige |
Appearance (form) | Powder and/or chips |
Deacetylation | ≥75,0% |
Viscosity (c=1%, 1% acetic acid) | 20 - 300 cps |
Molecular weight | 50,000 - 190,000 Da |
Solubility | Dilute aqueous acid: soluble |
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