TY - BOOK ED - ProQuest (Firm) TI - Water chemicals codex AV - TD451 .W38 1982 PY - 1982/// CY - Washington, D.C. PB - National Academy Press KW - Water KW - Analysis KW - Purification KW - Health aspects KW - Electronic books N1 - Electronic reproduction. Ann Arbor, MI : ProQuest, 2015. Available via World Wide Web. Access may be limited to ProQuest affiliated libraries UR - http://ebookcentral.proquest.com/lib/aitie/detail.action?docID=3376482 ER -