HANNA instruments HI781 Marine Nitrate Low Range Instruction Manual
Learn how to accurately measure nitrate levels in your marine aquarium or biology application with the HANNA instruments HI781 Marine Nitrate Low Range Checker®HC handheld colorimeter. This easy-to-use device features a single-button operation system and comes with a starter kit including reagents, sample cuvette, syringes, and more. With a range of 0.00 to 5.00 ppm and a colorimetric method, the HI781 ensures precise readings every time.