ReadonlyachievedThe ion in the treated water, ppm.
Readonlydeltaachieved − target. Negative means short.
ReadonlyionThe ion.
ReadonlylabelDisplay label for the ion, such as Ca²⁺.
ReadonlysourceThe ion in the source water after any dilution, ppm.
ReadonlytargetThe ion in the target, ppm.
ReadonlytoleranceHow far the ion may miss the target and still count as a fit, ppm.
ReadonlywithinTrue when the miss is inside the tolerance, or the ion carries no weight in the fit.
How one ion came out.