منابع مشابه
Simplified qualitative chemical analysis for urinary calculi.
OXALATE Stone powder (2-3 mg) is moistened on an ordinary glass slide with two to three drops of 20% nitric acid and is slowly heated over a small flame to dryness and then for a further 5-10 seconds but without charring. The following results may be noticed: (a) formation of a conspicuous reddish-brown froth indicating ammonium urate; (b) formation ofa flat purplish-brown layer, evidence of ur...
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ژورنال
عنوان ژورنال: Journal of the American Chemical Society
سال: 1898
ISSN: 0002-7863,1520-5126
DOI: 10.1021/ja02064a016