1. Schwitzer, M.K., Chem. Ind. 882 (1972).
2. Evans, W.P., Ibid. Chem. Ind., 893 (1969).
3. Schwitzer, M.K., and A.V. Saldern, Fette Seifen Anstrichm. 70, 349 (1968).
4. Anon, Monitor, S.P.C., 631 (1970).
5. Product Bulletin, Akzo Chemie, Armour Hess Products, 1978, available from, Akzo Chemie by, PO Box 247, 3,800 AE Amersfoort, Stationstraat 48, Netherlands.