SPECTROPHOTOMETRIC METHOD FOR DETERMINING THE CONTENT OF RESIDUAL FATS IN WASHED WOOL

摘要

the invention refers to a method for determining the fat content spectrofometrica substances resulting from washed well with wool by dyeing the samples with liposoluble dyes.desorbtie with petroleum ether and fotometrare which performs dyeing with dyes c.i.he, in parallel with a fat content of sample in known substances, which, after desorbtie is subject dilutiilor successive in petroleum ether, in order trasarii of standard curves.