1. M. Sitting, Handbook of Toxic and Hazardous Chemicals, Noyes Publications, New Jersey, 1981, pp. 20, 343 and 571.
2. E.R. Plunkett, Handbook of Industrial Toxicology, 3rd ed., Chemical Publishing Co., Inc., New York, 1987, pp. 3, 265 and 455.
3. F.T. Weiss, Determination of Organic Compounds: Methods and Procedures, Wiley-Interscience, a Division of John Wiley & Sons, New York, London, Sydney, Toronto, 1970, pp. 63.
4. D.C. Harris, Quantitative Chemical Analysis, 2nd ed., W.H. Freeman, New York, 1987, pp. 168.
5. L. Groenbery, Y. Shen and J.A. Joensson, J. Chromatogr., 655 (1993) 207.