MT 66 - Free acidity of phenoxyalkanoic esters
Content Handbook F
Outline of method
The material is dissolved in ethanol, cooled and the free acid titrated with standard sodium hydroxide.
The method is suitable for aqueous emulsions produced from emulsion concentrates of HCH, lindane, DDT, endrin, HEOD, and HHDN. It is probably suitable for other organochlorine pesticides.