... medicine ,container etc. components:silica gel desiccant There are two components of desiccant :silica gel and bentonite.We can also ... Scavenger silica gel desiccantActive ingredient: iron powderMain components: iron powder, Activated carbon, perlite, salt, water Applications:Food: cake, moon cake, battercake ... tea, tobacco, documents, paintings, electronics, equipment. silica gel desiccant by SGS MSDS