SPONGE HUMIDITY INDCT, Pack of 40

Details

Humidity sponges can transform any container into a desiccator and are ideal for storing samples, food, pharmaceuticals, electronics, PC boards, optics, diagnostics, museum pieces, chemicals, instruments, and documents. They meet FDA requirements for use in direct contact with food and drugs. The indicating, non-regenerable humidity sponge features white Tyvek on one side and clear polyethylene film on the other. This desiccator contains a cobaltous chloride indicator that changes from blue to pink upon moisture absorption. When the indicator turns pink, the desiccator needs to be replaced. The non-indicating, regenerable humidity sponge has white Tyvek on both sides. This desiccator contains a relative humidity card that changes from blue to pink to show when the bag needs to be regenerated. The indicator for the relative humidity card is cobaltous chloride. Sodium calcium aluminosilicate hydrate desiccant is non-toxic and is a GRAS (Generally Recognized as Safe) material. It is guaranteed to absorb approximately 16% of its weight in water and will typically absorb around 37% of its weight in water, depending on relative humidity. Each bag measures 7.6 x 7.6 x 0.6 cm (3 x 3 x 1/4 inches) and weighs 10g (0.35 oz). Key features include: * Non-toxic * Non-indicating, regenerable sponge * Desiccator contains an indicator for necessary bag regeneration The product is ISO Class 5 (FED-STD-209E Class 100/M3.5) cleanroom compatible.