Ash content and quality of hydroxypropyl methylcellulose

By |2022-05-06T07:44:39+00:00May 6th, 2022|Industry News|

What is the ash content of hydroxypropyl methylcellulose? Ash, also known as scorch residue, is simply understood to be the impurities contained in the product. It occurs naturally during the production process. After the product has come out of the etherification reactor, it enters the neutralisation kettle, where the pH value is first adjusted to