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Macronutrient Dosing Calculator

Calculate KNO3 and KH2PO4 doses needed to raise NO3 and PO4 to target ppm levels.

gal
ppm
ppm

KNO3 Required

3.47 g

KNO3 Required

0.578 tsp

KH2PO4 Required

0.297 g

KH2PO4 Required

0.0541 tsp