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REKHARB | LIQUID KH BOOSTER

(1 customer review)

Specially formulated to safely increase carbonate hardness(KH) in planted tanks.

$16.99 $12.99

Dosing Instructions

1 pump(2ml) per 4 gallons raises KH 2.8 degrees(1meg/l) and adds 40ppm(mg/l) potassium. A KH of 3-6 degrees is suggested.

Guaranteed Analysis

Information regarding the heavy metal content of this product can be found at Association of American Plant Food Control Officials

1 review for REKHARB | LIQUID KH BOOSTER

  1. Terry Mann (verified owner)

    I’d been using a digital scale to weigh out powdered KH additive to add to my weekly replacement water and suddenly, I had twice the dKH that I desired! I change water in 4 gallon increments of RODI, so, the 1 pump measure is perfect.

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