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Publikováno v:
IZVESTIYA VYSSHIKH UCHEBNYKH ZAVEDENII KHIMIYA KHIMICHESKAYA TEKHNOLOGIYA. 64:73-78
Thiourea dioxide (TDO, aminoiminomethanesulfinic acid, formamidinesulfinic acid) was used for the chemical modification of chitosan. The interaction of TDO with chitosan in the presence of alkali results in the guanidinylated chitosan, the substituti