A SIMPLE PROCESS FOR OBTAINING A GOOD TANNING MATERIAL FROM TAMARIND SEED TESTA

摘要

A process for the production of a good quality tanning material from tamarind seed testa which consists of extracting the testa by boiling in water containing sodium sulphate, Sodium bisulphite, and sulphuric acid to reduce the volume to about one-fourth, decanting the clear extract, concentrating, drying and powdering the same.