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单词 aloin
释义 aloin Chem.|ˈæləʊɪn|
[f. aloe + -in.]
The bitter purgative principle in aloes, C17H18O7, which crystallizes in prismatic needles of a pale yellow colour, and has a taste, at first sweet, and then intensely bitter.
1841T. & H. Smith in Jrnl. Med. Sc. Feb., To the new crystalline substance we have given the name of Aloine.1863Watts Dict. Chem. I. 148 Caustic and carbonated alkalis dissolve aloïn with a bright yellow colour.
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