Hanna Calcium Checker Reagents - 25 Pack Ecotech Marine Best used with properly maintained

Best used with properly maintained sediment and carbon pre-filters

Height: 18"

It combines a non-glass shatterproof body with an electronic thermostat and clear visual status light

Unplug the pump and remove the outer housing

Use Rotala H'ra where low orange stem growth or a warm midground colour mass is desired

Hanna Calcium Checker Reagents - 25 Pack Ecotech Marine Best used with properly maintainedHanna Calcium Checker Reagents 25 Pack Hanna Calcium Checker Reagents 25 Pack are replacement reagents for the Hanna HI758 Marine Calcium Checker, used to test calcium levels in saltwater and reef aquariums. HI758 Calcium Checker Reagent Set Designed for the Hanna HI758 Marine Calcium Checker. Provides reagents for 25 marine calcium tests. Uses the Zincon method to produce the colour reaction read by the checker. Helps maintain regular calcium testing