International Journal of Analytical Chemistry

Research Article

Spectroscopic Determination of Fluoride Using Eriochrome Black T (EBT) as a Spectrophotometric Reagent from Groundwater

Table 1

Reproducibility and intraday and interday precisions during fluoride determination.
Levels of Fāˆ’ in mg/LPrecision
Intraday (%RSD)Interday (%RSD)
0.54.912.51
1.56.947.30
2.56.758.18