. 2022 Nov 30;9:737. doi: 10.1038/s41597-022-01844-y

Table 2.

Unit conversion for each ionic component in the ESRC dataset.

Unit	Na⁺	K⁺	Ca²⁺	Mg²⁺	Cl⁻	SO₄²⁻	HCO₃⁻
mmol/L	1.0	1.0	1.0	1.0	1.0	1.0	1.0
mEq/L	1.0	1.0	2.0	2.0	1.0	2.0	1.0
ppm	22.990	39.100	40.080	24.310	35.453	96.056	61.008
mg/L	22.990	39.100	40.080	24.310	35.453	96.056	61.008