How to test ash content of HPMC

how to test ash content of HPMC

Ash content is another important property of HPMC, because it means the purity of HPMC, the lower the ash content, the better the HPMC, and we wash HPMC more than 3 times in the washing procedure, so usually it’s under 5%. All right, let’s see how we test the ash content below. 1). Equipment we […]