Humidity sponges meet all drying requirements. One bag will retain 16% moisture in a container with a volume of two gallons (476 cu. in.) The sponges are non-toxic and are Class M3.5 cleanroom-compatible.

Model 07193-11 has one side of clear film and one side white Tyvek^® and contain a blue indicating gel that turns pink when desiccant has reached maximum capacity and must be replaced.

Regenerable sponges are available — please see item 07193-13.