L 1567 (OTTO) Lithium Hydroxide, GR 99%+ Cas 1310-66-3 - used in the preparation of lithium salts. L 1567 (OTTO) Lithium Hydroxide, GR 99%+ Cas 1310-66-3 - used in the production of lithium soaps, greases and sulfonates. L 1567 (OTTO) Lithium Hydroxide, GR 99%+ Cas 1310-66-3 - used in ceramics and some portland cement formulations.