A simple and rapid method for the quanti
✍
P.G. Roughan
📂
Article
📅
1967
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Elsevier Science
🌐
English
⚖ 863 KB
The method described here is essentially a modification of the method of Dilley and Crane (1) but has the advantages of greater speed and simplicity and gives higher recoveries. ## MATERIALS Benzene, petroleum ether (S&80), diethyl ether, absolute ethanol, and acetone were all analytical reagent