Potassium bicarbonate
alkalinity
KHCO₃
Manufacturer data
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What one dose does
PARAMETER
1 g / 100 L
Alkalinity
+0.2801 dKH
Potassium
+3.9053 ppm
To raise alkalinity by 1 dKH in 100 L: 3.6 g.
How it’s used
Raises alkalinity and potassium together. Only sensible when potassium is low as well.
Cautions
• Adds 1 ppm K for every ~0.2 dKH; watch potassium.
pH effect: slightly lowers.
Sources
Molar mass 100.11 g/mol.
stoichiometry (IUPAC atomic weights)