ATI Aquaristik Essentials Pro 2 (Calcium, Magnesium + traces)
calcium
Partly derived
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What one dose does
PARAMETER
1 ml / 100 L
Calcium
+1 ppm
To raise calcium by 20 ppm in 100 L: 20 ml.
How it’s used
Dose the same volume as Pro 1. Measure Ca on day 0 and day 7; for each 1 mg/L weekly Ca shortfall raise the daily Pro 2 dose by 0.16 ml/100 L (per manual), lower it likewise if Ca rises.
Cautions
• Dose Pro 1 and Pro 2 separately; do not mix
Part of Essentials Pro
Sources
Contains Ca, Mg and trace elements (Fe, I, Mo, Mn, V, Zn among others) with no published per-ml amounts beyond Ca. Ca figure derived; ~11% disagreement with the manual's own adjustment table (see effect note).