Nitrate High Range Checker HI782 product The Hydra 64 HD has

The Hydra 64 HD has been redesigned making the reef lights more efficient with better aesthetics

there is no more struggling to determine colors visually

the ID is on a sticker:

The Multi-Light Radion Mounting System requires the purchase of the three main components:

and cost-effective way to measure alkalinity in degrees of carbonate hardness

Nitrate High Range Checker HI782 product The Hydra 64 HD hasThe HI782 Nitrate Checker HC by Hanna Instruments is a simple and accurate handheld colorimeter that uses the zinc reduction method to determine nitrate concentration in marine applications. With a digital read out, there is no more struggling to determine colors visually. The HI782`s high range of 0. 0 75. 0 ppm makes it ideal for measuring high nitrate levels found in saltwater aquariums. Features Designed to accurately determine nitrate levels in