Reagents for HI 775 and HI833xx - 25 tests

Magnesium Hardness Checker HC The hardness or hydrometric titer (TH) of water essentially corresponds to the presence of calcium and magnesium salts. It is directly linked to the geological nature of the terrain crossed. A calcareous soil will give hard water while a granite soil will produce rather soft water. The total hardness represents the sum of the calcium and...

PolypLab Medic 30ml Medic is a highly effective water conditioner used to control external fish parasites present in both marine and freshwater environments. It contains a reef-safe oxidizing agent and is particularly effective against Marine Ich - Crytopocaryon Irritant as well as others.  [...]

pH 4 calibration solution 1 bag

pH 7 calibration solution

Testeur d'eau SeaTest GH SeaTest GH water tester, description and features: Total hardness (GH) indicates the quantities of magnesium and calcium salts dissolved in water. These are directly responsible for a large number of physiological processes in plants and animals. They also...

Fresh water alkalinity photometer This measurement is important to define the corrosive characteristics of water, due mainly to hydroxide, carbonate and bicarbonate ions, and to anions which cause hydrolysis such as phosphates, silicates, borates, and the salts of some organic acids. Measuring alkalinity is essential when monitoring soil, drinking water...

Plug C and D - Adaptive Reef 4x Cut Outs to Cover the larger holes in the deluxe boards.

Plug A and B - Adaptive Reef These cut outs fit both the deluxe and standard holes for a cleaner appearance.  The package contains 3x solid plugs to completely cover a hole and 3x small cord cutouts.