Free shipping on equipment from €69*

Free shipping on equipment from €69* Coral and Fish update every Friday at 6 pm

Nitrate Checker in seawater, narrow range HI781 Mini-photometer HANNA

HI781 Nitrate Checker - HANNA The HI781 Checker is a portable colorimeter that uses the Beer-Lambert principle to determine the nitrate concentration through colorimetry. The HI781 is specially designed to measure low levels of nitrate in a saltwater aquarium. The scale ranges from 0.00 to 5.00 ppm (mg/L), making it ideal for maintaining reef aquariums.