1. “Code of Federal Regulations, Food Additives,” Part 121, Chapter 1, Title 21, U.S. Dept. of Health, Education and Welfare.
2. Nash, N.H., and G.S. Knight, Food Eng. 1967:67, 142, 143.
3. Nash, N.H., and G. Cheselka, Bakers Dig. 40:58 (1966).
4. Technical Bulletins, Drew-Division of PVO, Inc.
5. Knightly, W.H., Food Technol. 23:37, 43, 46 (1969).