Lithium Bromide (LiBr) Description: Lithium bromide (LiBr) is a chemical compound of lithium and bromine. Its extreme hygroscopic character makes LiBr useful as a desiccant in certain air conditioning systems. Application: Lithium bromide is used in air-conditioning systems as desiccant. Lithium bromide is used as a salt in absorption chilling along with water. Otherwise the salt is useful as a reagent in organic synthesis. Packing: 50 KG Bags