If you have soft water or are using RO/DI water you should also be using a GH booster to ensure proper magnesium and calcium levels following a water change.
INSTRUCTION: Dosage rate for 100L Tank
SHAKE WELL BEFORE USE
Use 1 pump (2ml) per 100L, 3x per week with 50% weekly water change.
• For HIGH LIGHT tanks with injected CO2, dense plant mass and good flow - instead use 3 pumps per 100L, 3x per week (maximum dosage) with 50% weekly water change.
• For LOW LIGHT tanks, dose the normal amount but only 1-2 times per week.
*Amounts above are for reference only. Your planted aquarium may need more or less depending on many factors
WARNING: 3 PUMPS PER 100L IS THE MAXIMUM DOSAGE. DO NOT OVERDOSE