Drierite™, regular (CaSO{4}), Lab Grade is used in drying of air, industrial gases, refrigerants and many organic liquids. It is used to maintain a dry atmosphere in storage spaces, vaults and commercial packages. It is utilized for the protection of hygroscopic materials, corrosion, rust, and other deterioration caused by high humidity. Further, it is used as an additive in polymer formulations.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.