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Chitosan

ALDRICH/448869 - low molecular weight

Synonym: Deacetylated chitin; Poly(D-glucosamine)

CAS Number: 9012-76-4
MDL Number: MFCD00161512
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-448869-50G 50 g
 $86.10
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45-448869-250G 250 g
 $298.00
1/EA		 Add To Favorites
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material.

This image depicts SKU: 448869-50G
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material.

This image depicts SKU: 448869-250G

 

form powder
InChI 1S/C56H103N9O39/c1-87-56(86)65-28-38(84)46(19(10-74)96-55(28)104-45-18(9-73)95-49(27(64)37(45)83)97-39-12(3-67)88-47(85)20(57)31(39)77)103-54-26(63)36(82)44(17(8-72)94-54)102-53-25(62)35(81)43(16(7-71)93-53)101-52-24(61)34(80)42(15(6-70)92-52)100-51-23(60)33(79)41(14(5-69)91-51)99-50-22(59)32(78)40(13(4-68)90-50)98-48-21(58)30(76)29(75)11(2-66)89-48/h11-55,66-85H,2-10,57-64H2,1H3,(H,65,86)/t11-,12-,13-,14-,15-,16-,17-,18-,19-,20-,21-,22-,23-,24-,25-,26-,27-,28-,29-,30-,31-,32-,33-,34-,35-,36-,37-,38-,39-,40-,41-,42-,43-,44-,45-,46-,47-,48+,49+,50+,51+,52+,53+,54+,55+/m1/s1
InChI key FLASNYPZGWUPSU-SICDJOISSA-N
mol wt 50,000-190,000 Da (based on viscosity)
solubility dilute aqueous acid: soluble
viscosity 20-300 cP, 1 wt. % in 1% acetic acid(25 °C, Brookfield)(lit.)
Application: Chitosan may be used as a flocculant, in protein precipitation, encapsulating agent and aqueous thickener.
Application: Forms gels with multivalent anions. Gives clear solutions that dry to strong, clear films.
Features and Benefits: 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, biodegradable films, biomedical devices, and microcapsule implants for controlled release in drug delivery.
Packaging: 50, 250 g in poly bottle
Physical form: 75-85% deacetylated
RIDADR NONH for all modes of transport
WGK Germany nwg
Flash Point(F) Not applicable
Flash Point(C) Not applicable
UNSPSC 12352201

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