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单词 murexide test
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murexide test
murexide test n. a test for uric acid in which a positive result is indicated by the formation of a purple-red coloration (murexide).
ΚΠ
1873 C. H. Ralfe Physical Chem. 91 Moistened with nitric acid, and gently evaporated, a reddish residue, treated with ammonia, gives a magnificent violet-red (murexide test).
1952 G. M. Mann & B. C. Saunders Pract. Org. Chem. (ed. 3) 296 Murexide test... A purple colour is produced due to the formation of ammonium purpurate or murexide.
1987 E. W. Burr Compan. Bird Med. xii. 76/2 When using the murexide test, a small amount of deposit is mixed with a drop of nitric acid.
extracted from murexiden.
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