... as humidity changes.Use:Mainly for drying and indicating humidity of precision instruments, medicine, petrol chemicals, foodstuff, clothing, leather.Technical ... Data: ItemSpecificationColorOrangeQualified Ratio of Particle % >95.00Bulk Density(g/l) >780.00Adsorption Capacity(25 ... white (1-3mm, 2-5mm, 4-6mm, etc) for power transformers