This document specifies methods for the determination of nitrate and fluoride in brine. This document is suitable for the determination of nitrate and fluoride in brine. When the injection volume is 100uL, the detection limit of nitrate is 0.040mg/L, the lower limit of nitrate is 0.16mg/L, and the upper limit of nitrate is 5000mg/L. L. The detection limit of fluoride is 0.040mg/L, and the lower limit of determination of fluoride is 0.16mg/L. , the upper limit of fluoride determination is 200mg/L.
T/QAS 050-2021 history
2021T/QAS 050-2021 Ion Chromatography for the Determination of Nitrate and Fluoride in Brine