| 分子式 | |
| 其他事项 | 4.120192Potassium iodide, for analysis KI M.= 166.01 CAS No. 7681-11-0 Guarantee analysisAssay (KI) ≥ 99.0%pH (50 g/L, 25℃) 6.0 ~ 8.0Insoluble matter in H2O ≤ 0.01%Iodate (IO3) ≤ 0.002%Chloride and bromide (as Cl) ≤ 0.02%Sulfate (SO4) ≤ 0.005%Phosphate (PO4) ≤ 0.002%Nitrogen compounds (as N) ≤ 0.002%Heavy metals (as Pb) ≤ 0.0005%Reducing substances passes testNa ≤ 0.1%Mg ≤ 0.002%Ca ≤ 0.002%Fe ≤ 0.0003%As ≤ 0.00002%Ba ≤ 0.002% |
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