About Silica Gel Desiccant 1.Silica gel descicant whisks away moisture to create aprotercyive environment of dryair for safe storage. 2.It has a stable chemical property and never reacts with any substances except the Alkai and Hydrofluoric acid,safe to be used with foods 3.Silica gel desiccant is a kind of odorless,tasteless,non-toxic,high activity absorption material with strong adsorption capacity. Feature Type of silica gel desiccant: White color type, Blue color type, (general used as mosture indicator) Orange color type, (general used as mosture indicator)