first crushed and sieved to remove certain impurities. It is
then washed in large vats or barriers to remove insect bodies
and a portion of the colouring matter. Washing is repeated until
the dye and most of the impurities are removed. The Sticklac
thus cleaned is spread on large clean open air floor to dry.
After drying it is winnowed and sieved to get the commercial
variety of Seedlac. It contains around 3-5% impurity. Seedlac as
mostly used for conversion into Bleached Lac and different types
of Shellac. U.S.A., Germany, U.K. and Japan are the main buyers
of Indian Seedlac.