JBL ProAquaTest Easy 7in1 Test strips for 7 important water parameters in 1 minute: quick orientation test for aquarium, pond, well, spring and pipe water. Easy to use: shake the test strip in the water for 2 to 3 seconds. Remove it from the water and drain it horizontally. After one minute, compare the test strip with the color chart on the box....

JBL ProAquaTest Mg Magnesium Fresh water Refill Perfect plant growth: determination of optimal magnesium levels for fertilization control in freshwater aquariums. Laboratory comparison system to compensate for clean water coloring: fill test tubes with water to be tested, add reagents to a test tube, place test tubes in the holder block, read the...

JBL ProAquaTest Mg Magnesium Fresh water Perfect plant growth: determination of optimal magnesium levels for fertilization control in freshwater aquariums. Laboratory comparison system to compensate for clean water coloring: fill test tubes with water to be tested, add reagents to a test tube, place test tubes in the holder block, read the values...

JBL ProAquaTest CO2 Direct Simple and safe monitoring of aquarium water parameters. Determination of the optimal carbon dioxide content in freshwater aquariumsUse: fill the plastic test tube with water to be tested, add the reagent drop by drop until stable pink coloring. Number of drops x 2 = CO2 content in mg/lUse in case of no or poorly growing...

JBL ProAquaTest CO2 pH Permanent Refill Easy and safe monitoring of water parameters in aquariums. Permanent direct measurement of optimal pH and carbon dioxide content in freshwater aquariumsPermanent test for fertilizer control: pour the reagent into the test device and attach it to the inner glass of the aquarium with the suction cups. Compare...

JBL ProAquaTest CO2 pH Permanent Easy and safe monitoring of water parameters in aquariums. Permanent direct measurement of optimal pH and carbon dioxide content in freshwater aquariumsPermanent test for fertilizer control: pour the reagent into the test device and attach it to the inner glass of the aquarium with the suction cups. Compare the...

JBL ProAquaTest K Potassium For perfect plant growth: determine the optimal potassium level to control fertilization in freshwater aquariumsQuick test: fill a test tube with test water, add the reagents, pour the cloudy test water into the special test tube until the cross on the bottom is no longer visible, read off the amount filled. This figure...

JBL ProAquaTest PO4 Phosphat Sensitiv Refill Determination of phosphate levels for optimal plant growth or to find the origin of algae in seawater, freshwater and pond. Laboratory comparison system to compensate for the water's own coloring: fill the test tubes with water to be tested, add the reagents to a test tube, place the test tubes in the...

JBL ProAquaTest PO4 Phosphat Sensitiv Determination of phosphate levels for optimal plant growth or to find the origin of algae in seawater, freshwater and pond. Laboratory comparison system to compensate for the water's own coloring: fill the test tubes with water to be tested, add the reagents to a test tube, place the test tubes in the test...

JBL ProAquaTest NO3 Nitrat Refill Determine the nitrite level for optimal plant growth or the origin of algae in fresh and salt water. Comparative laboratory system to compensate for clean water coloring: fill test tubes with water to be tested, add reagents to a test tube, place test tubes in the holder block, read the values on the color chart....

JBL ProAquaTest NO2 Nitrite Nitrite is a toxic nitrogen compound, produced when there is a disturbed bacterial balance or when the water is rewatered. The test displays the exact nitrite content of the water. Laboratory comparison system to compensate for the water's own coloring: fill the test tubes with water to be tested, add the reagents to a...

JBL ProAquaTest NH4 Ammonium Refill Simple and safe control of ammonium (NH4) and ammonia (NH3) in aquarium and pond. Checking the biological balance (bacterial activity) in freshwater and seawater. Comparative laboratory system to compensate for the water's own coloration: fill glass test tubes with water to be tested, add reagents to a test tube,...