As an Amazon Associate we earn from qualifying purchases. Buying through these links costs you nothing extra and helps keep the app free.
What one dose does
PARAMETER
1 g / 100 L
Potassium
+4.7318 ppm
To raise potassium by 20 ppm in 100 L: 4.2 g.
How it’s used
Dissolve 1.25 g (about 1/2 tsp) in 8 oz (236 ml) RO water per 25 US gal and add in high flow every other day until K 380-405 ppm. Drip batches: 0.008 g per gal per ppm.
Cautions
• May get hot when dissolved
• Keep tightly closed
Sources
Anhydrous potassium salts. The page's caution line says 'contains calcium chloride' - apparently a copy-paste error from the calcium label.