1, in 25kg bag,easy to transport 2, adequate supply, have a cheapest price 3, Professional team, top-class service Specification: ItermSpecificationAssayLiOH.H2O min.%56.5Impurities max.%Cl-0.006(SO4)2-0.003CaO0.018MgO0.006 Na0.007Fe2O30.001K0.007Acid insoluble 0.004Water insoluble 0.006