Hanna HI758 Marine Calcium Checker RODI The long-awaited ALD Module now

The long-awaited ALD Module now gives your Apex the ability to detect water on the floor in up to four separate locations and tells your Apex to sound an alarm

Coral Balance:

Ideal for use in hospital/quarantine tanks

AquaChar is not a chemical or synthetic product and provides a natural alternative to activated carbon

New Life knows that color is the natural result of a healthy fish (along with ingredients loaded with natural color enhancers like beta carotene)

Hanna HI758 Marine Calcium Checker RODI The long-awaited ALD Module nowThe Hanna Checker bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits are not very accurate and only give 5 to 10 points resolution while professional instrumentation can cost hundreds of dollars and can be time consuming to calibrate and maintain. The Checker is both accurate and affordable. Range 200 to 600 ppm Resolution 1 ppm Accuracy @ 25C 6% of reading Light Source light emitting diode @ 610 nm