单词 | chitosan |
释义 | chitosann. Biology. A substance obtained from chitin, formed by the action of alkali at a high temperature. ΘΚΠ the world > matter > chemistry > organic chemistry > substances from animals or humans > [noun] > miscellaneous other substances guanine1850 amyloid1872 chitosan1895 chondroitin1895 xanthopterin1926 lipocaic1936 xylulose1936 1895 Jrnl. Chem. Soc. 68 i. 167 The conversion of chitin into chitosan and acetic acid by fusion with potash. 1963 R. P. Dales Annelids i. 20 All chaetae give positive chitosan reactions. This entry has not yet been fully updated (first published 1933; most recently modified version published online June 2018). < n.1895 |
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