OFFICIAL methods of analysis of the Association of official analytical chemists William Horwitz text Washington DC Association of Official Analytical Chemists 1980 Thirteenth edition en xx, 1018 p.: ill.; 29 cm. William Horwitz DRUGS -- ANTIPARASITIC AGENTS -- PLANTS -- CHEMISTRY -- DISINFECTANTS 543.06/OFF 0-935584-14-5 240305 20240305113540 INLIS000000000011777 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)