Analysis of lac color in diets and feces of rats for toxicity studies Japanese

摘要

An analytical method was developed for lac color in diets fed to rats and in the feces, and the contents of lac color were determined. After lac color was extracted with 0.05 sodium carbonate and 50 ethanol containing 0.02 sodium lauryl sulfate from the diets and feces, the extracted color solutions were analyzed by HPLC.