LiOH:56.5%min Na:0.2%max K:0.003%max Fe2O3:0.035%max CaO:0.50%max SO4-:0.03%max Cl-:0.005%max LiOH:56.5%min Na:0.2%max K:0.003%max Fe2O3:0.035%max CaO:0.50%max SO4-:0.03%max Cl-:0.005%max Insoluble matter in HCL:0.01%max Insoluble matter in water:0.03%max