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CAS#: 7647-17-8 | Formula: CsCl | Specifications: Assay 99.5 % - Min, Heavy metals (as Pb) 0.0005 % Max, Insoluble 0.005 % Max, Iron 0.0005 % Max, Loss on drying @ 105 C 0.05 % Max, pH of 5% solution @ 25 C 5.0 - 7.5 pH, Sulfate 0.005 % Max