Ca. Calcium Test for Marine aquarium. Calcium is the primary building block for corals, clams, calcareous algae and many other marine organisms that we grow in our aquarium. Its careful measurement is important to guarantee their optimal living conditions. ELOS AquaTest Ca, offers high accuracy thanks to several procedures including: calibrated lab droppers with consistent and predefined drops of 0,03 ml each, NIST (National Institute of Standard and Technology) certified samples to validate reagents and strict stock management to supply to our customers ONLY the freshest production batch available.

Grading:Approximation test (reagent C): 1 drop = 50 mg/lt. Precision test (reagent D): 1 drop = 10 mg/lt. Good for 50-60 tests depending on Calcium level.