Yes, on request it is possible to produce desiccant bags with molecular sieve inside.
According to REACH regulation it is possible to produce PROPASIL desiccant bags with orange silica gel that turns green if in contact with humidity.
Propagroup desiccant bags are mostly produced with argile, silicagel, molecular sieve, active carbon and, on demand, they can be packed with other absorbers.
PROPASEC desiccant bags are certified and comply with NFH 00320 / 00321 french norms and DIN 55473 german norms.
To control the humidity level it is necessary to introduce a humidity indicator inside the product packaging. There are different kind of humidity indicators cobalt-dichloride free depending on the application and need.
The Desiccant Unit defines the product quantity that absorbs a minimum quantity of 6,0 g of vapour, at an air temperature of 23 ± 2 ºC and a 40% relative humidity.
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