JBL ProAquaTest pH 7.4-9.0 & Refill wood Compact hang-on-back design saves space

Compact hang-on-back design saves space and installs easily

They contain no phosphate or nitrate that would promote algae proliferation

Each “bomb” contains a concentrated blend of beneficial bacteria and enzymes that actively break down organic waste

Determines the following water values: chlorine

JBL ProAquaTest pH 7.4-9.0 & Refill wood Compact hang-on-back design saves spaceJBL Pro Aqua Test pH 7. 4 9. 0 JBL Aquarium Water Test Kits & Refills Simple and reliable monitoring of the water values in aquariums and ponds. Determines the ideal pH value in fresh and marine water Laboratory comparator system to compensate the inherent water colour: fill plastic cuvette with sample water, add reagent to a cuvette, place cuvettes in holder, read values off colour chart When to use: daily for one week in newly set up aquariums,