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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
L 1515 (OTTO) Lithium bromide, anhydrous, 99% Cas no 7550-35-8 - used in conjunction with water to create a refrigerant-absorbent solution for use in refrigeration systems