ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] 'Granny Smith' apples (700 kg), stored at 1 C for six months, were washed with cold ethyl ether. The recovered coating (ursolic acid, cuticle wax and oil), freed of ether, was extracted with cold light petroleum (b.pt. below 40 C), and the extract after concentration was treated with urea and ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/204080a0
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