性质 InChI Key JQWHASGSAFIOCM-UHFFFAOYSA-M product line BioUltra assay ≥99.5% (RT) impurities insoluble matter, passes filter test loss ≤0.1% loss on drying, 20 °C (HV) pH 3.5-5.5 (25 °C, 0.5 M in H2O) solubility H2O: 0.5 M at 20 °C, clear, colorless anion traces bromide, bromate, chloride, chlorate (as Cl-): ≤100 mg/kg