Marine Alkalinity (CaCO3) Checker HC HI-755 BiOrb Decor makes it easy to use

makes it easy to use

Algae Meal

maximum extension

nitrogen (N) and phosphorus (P)

2 lts of RO water and 900ml of AO1 and 900ml of A02

Marine Alkalinity (CaCO3) Checker HC HI-755 BiOrb Decor makes it easy to useMarine seawater Alkalinity (CaCO3) Checker HC HI 755 offer a cost effective digital alternative to chemical test kits. Water quality can be tested and controlled quickly and accurately with these professional quality meters, but at a fraction of the cost of their more sophisticated sister meters in our photometer range. Perfect for control testing in laboratories and for teams of engineers where each operator needs his or her own set of portable test