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单词 uroxanic
释义 uroxanic, a. Chem.|jʊərəkˈsænɪk|
[f. uroxanthin + -ic 1 b.]
Of an acid: Obtained by oxidation of uric acid in alkaline solution.
1854R. D. Thomson Cycl. Chem. 512/1 Uroxanic Acid..; obtained by allowing a solution of uric acid in excess of potash to stand, when this acid is deposited along with urate of potash.1868Watts' Dict. Chem. V. 969 A yellowish hygroscopic substance is left,..having the composition of uroxanic anhydride, C5N4H8O5 (which is also that of dial⁓urate of ammonium).1884Roscoe & Schorlemmer Treat. Chem. III. ii. 297 Uroxanic Acid, C5H8N4O6, is formed when a solution of uric acid in caustic potash is exposed for some months to the action of air free from carbon dioxide.
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