1,BaCl2.2H2O : 98% or 99% 2, high quality 3, reasonable price 4 ... chlorideStandard:GB1617-89Chemical formula:BaCl2.2H2OMolecular weight:203.25Purity:98% min Cas No:10326-27-9White powder, odorless ... according to customer requestSpecification: ItemsStandardBarium Chloride(BaCl. 2H2O)98.0%minNatrium(Na)0.20maxCalcium(Ca)0.036%maxSulfide ... Fe)0.001%maxWater Insoluble0.05%max 98% / 99% Barium Chloride(BaCl2)