Determination of the degree of sulfation of Bombyx mori chitosan by conductometric titration
V. N. RakhmanovaInstitute of Polymer Chemistry and Physics, Academy of Sciences of Uzbekistan Republic, Tashkent, UzbekistanЛ. А. НудьгаInstitute of Macromolecular Compounds, Russian Academy of Sciences, St. Petersburg, RussiaR. Yu. MilushevaInstitute of Polymer Chemistry and Physics, Academy of Sciences of Uzbekistan Republic, Tashkent, UzbekistanБ. З. ВолчекInstitute of Macromolecular Compounds, Russian Academy of Sciences, St. Petersburg, RussiaA. A. KholmuminovInstitute of Polymer Chemistry and Physics, Academy of Sciences of Uzbekistan Republic, Tashkent, UzbekistanYu. G. BaklaginaInstitute of Macromolecular Compounds, Russian Academy of Sciences, St. Petersburg, RussiaС. Ш. РашидоваInstitute of Polymer Chemistry and Physics, Academy of Sciences of Uzbekistan Republic, Tashkent, Uzbekistan
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Аннотация
The degree of sulfation of chitosan samples obtained from the first time from chitin of Bombyx mori mulberry silkworm pupas was studied by conductometric titration. The extent of chitosan sulfation and a decrease in its molecular weight were evaluated by IR spectroscopy and viscometry.
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