1. AOCS “Official and Tentative Methods of Analysis,” ed. 2, revised to 1962, Chicago.
2. Bagby, M. O., C. R. Smith, Jr., and I. A. Wolff, Chem. Ind. (London)1964, 1861–1862.
3. Brown, H. C., K. Sivasankaran and C. A. Brown, J. Org. Chem.28, 214–215 (1963).
4. Crombie, L., and J. L. Tayler, J. Chem. Soc.—2816–2819, (1954).
5. Maerker, G., Eastern Utilization Research and Development Division, ARS, USDA, Philadelphia, Pa., manuscript in preparation, (1965).