Water Chemicals Codex. Fresenius, W., and others, eds. A Practical Guide to Physico-Chemical, Chemical and Microbiological Water Examination and Quality Assurance. Greenberg, Arnold E., and others, eds. Standard Methods for the Examination of Water and Wastewater.
Earlier editions are in the stacks.
Hazelton Environmental Sciences Corp. Guide to Water Quality Standards of the United States. Petroleum Inst., 1980. Kemmer, Frank N., ed. McGraw Hill, 1987. U. S. Department of the Interior, Water and Power Resources Service.