Where can I buy desiccant in guanxian?

A chemical shop. Desiccant is not a daily necessities, but a chemical product, which is not sold in general supermarkets, and can be bought in guanxian chemical store. Desiccant refers to a substance that can remove moisture from wet substances, and it is usually divided into two categories. Chemical desiccants, such as calcium sulfate and calcium chloride, are dried by combining with water to form hydrates. Physical desiccants, such as silica gel and activated alumina, are dried by physical water absorption.