Electronic Resource
[s.l.]
:
Nature Publishing Group
Nature
152 (1943), S. 569-569
ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] THE method most commonly used for the estimation of cacao tannin is by precipitation with cinchonine sulphate1,2,3. Duthie4 found that the nitrate from the cinchonine tannate gave a precipitate on refluxing with formaldehyde and hydrochloric acid (Stiasny reagent). ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/152569a0
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