Repti Flex 90W - 10.5m Diam 7mm Heating cords allow you to heat the volume of your vivarium with a moderate investment. Four wattages to meet every need. Easy to install, many options. Excellent for creating a temperature gradient. Waterproof (embedded in silicone to prevent hardening). NB: Avoid leaving it rolled up tightly on the floor, as this...

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...

pH 4 calibration solution 1 bag

pH 7 calibration solution