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[Luedmila]

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Characterization of chitin, chitosan and their carboxymethyl derivatives by differential scanning calorimetry
Carbohydrate Polymers, Volume 49, Issue 2, 1 August 2002, Pages 185-193
F. S. Kittur, K. V. Harish Prashanth, K. Udaya Sankar, R. N. Tharanathan

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http://dx.doi.org/10.1016/S0144-8617(01)00320-4

Radiation synthesis and characteristic of the hydrogels based on carboxymethylated chitin derivatives
Carbohydrate Polymers, Volume 51, Issue 2, 1 February 2003, Pages 169-175
Long Zhao, Hiroshi Mitomo, Naotsugu Nagasawa, Fumio Yoshii, Tamikazu Kume

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http://dx.doi.org/10.1016/S0144-8617(02)00210-2

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[Ioda]