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On Sale 20%
On Sale 20%HI782 Marine Nitrate High Range Checker - Hanna Instruments
Hanna Instruments$67.99$54.39The HI782 Marine Nitrate High Range Colorimeter is specifically designed to quickly and accurately determine high levels of nitrate for saltwater aquariums and marine applications. With a digital read out, there is no more struggling to determine colors... -
On Sale 20%
On Sale 20%HI98319 Salinity & Temperature Tester - Hanna
Hanna Instruments$89.99$71.99We are pleased to announce our NEW HI98319 waterproof salinity and temperature tester! Waterproof and floats! Includes 4x of the Salinity Calibration Fluid Packets. Automatic Calibration – A 35.00 ppt solution is used for calibration and... -
On Sale 20%
On Sale 20%Glass Cuvettes and Caps for Checker® HC Colorimeters - set of 2 (HI731315) - Hanna Instruments
Hanna Instruments$14.99$11.99The HI731315 are spare glass cuvettes and plastic caps used with the HI7XX Checker® HC colorimeters. Each cuvette has a 10 ml level mark to measure the appropriate volume. The HI731315 includes 2 cuvettes and 2 caps. 10 ml level mark for... -
On Sale 20%
On Sale 20%HI781 Saltwater Nitrate Low Range Checker - Hanna Instruments
Hanna Instruments$67.99$54.39Get accurate water testing results with the HI781 Marine Nitrate Low Range Colorimeter. With a digital read out, there is no more struggling to determine colors visually. This nitrate tester's compact design fits in your pocket or stores easily in... -
On Sale 20%
On Sale 20%HI772-11 Marine Alkalinity (dKH) Checker® HC Calibration Check Set - Hanna Instruments
Hanna Instruments$29.99$23.99The Marine Alkalinity (dKH) Checker® HC Calibration Check Set - HI772-11 provides a simple solution to validating the Marine Alkalinity Checker® HC - HI772 that has a range of 0.0 to 20.0 dKH. This high-quality set of standards is... -
On Sale 20%
On Sale 20%HI774-11 Phosphate Ultra Low Checker® HC Calibration Check Set - Hanna Instruments
Hanna Instruments$18.99$15.19The Phosphate Ultra Low Range Checker® HC Calibration Check Set provides a simple solution to validating the Phosphate Ultra Low Range Checker® HC - HI774 that has a range of 0.00 to 0.90 pp as phosphate. This high-quality set of standards is... -
On Sale 20%
On Sale 20%(HI782-11) Marine Nitrate HIGH RANGE Certified Check Set - Hanna Instruments
Hanna Instruments$24.99$19.99The Marine Nitrate High Range Checker® HC Calibration Check Set - HI782-11 provides a simple solution to validating the Marine Nitrate High Range Checker® HC - HI782. This high-quality set of standards is manufactured in our... -
On Sale 22%
On Sale 22%(DAMAGED BOX) HI781 Saltwater Nitrate Low Range Checker - Hanna Instruments
Hanna Instruments$63.95$49.99Get accurate water testing results with the HI781 Marine Nitrate Low Range Colorimeter. With a digital read out, there is no more struggling to determine colors visually. This nitrate tester's compact design fits in your pocket or stores easily in... -
On Sale 20%
On Sale 20%HI758-11 Marine Calcium Checker® HC Calibration Check Set - Hanna Instruments
Hanna Instruments$24.99$19.99The Marine Calcium Checker® HC Calibration Check Set - HI758-11 provides a simple solution to validating the Marine Calcium Checker® HC - HI758 that has a range of 200 to 600 ppm calcium. This high-quality set of standards is... -
On Sale 20%
On Sale 20%HI736-11 Phosphorus Ultra Low Checker® HC Calibration Check Set - Hanna Instruments
Hanna Instruments$18.99$15.19The Phosphorus Ultra Low Range Checker® HC Calibration Check Set provides a simple solution to validating the Phosphorus Ultra Low Range Checker® HC - HI736 that has a range of 0 to 200 ppb as phosphorus. This high-quality set of standards is... -
On Sale 20%
On Sale 20%HI755-11 Marine Alkalinity (ppm) Checker® HC Calibration Check Set - Hanna Instruments
Hanna Instruments$18.99$15.19The Marine Alkalinity Checker® HC Calibration Check Set - HI755-11 provides a simple solution to validating the Marine Alkalinity Checker® HC - HI755 that has a range of 0 to 300 ppm CaCO3. This high-quality set of standards is... -
On Sale 20%
On Sale 20%HI713-11 Phosphate Low Range Checker® HC Calibration Check Set - Hanna Instruments
Hanna Instruments$18.99$15.19The Phosphate Low Range Checker® HC Calibration Check Set - HI713-11 provides a simple solution to validating the Phosphate Low Range Checker® HC - HI713 in the range of 0.00 to 2.50 ppm (mg/L). This high-quality set of standards is... -
On Sale 20%
On Sale 20%Copper High Range Checker® HC Calibration Check Set HI702-11 - Hanna Instruments
Hanna Instruments$29.99$23.99The Copper High Range Checker® HC Calibration Check Set - HI702-11 provides a simple solution to validating the Copper High Range Checker® HC - HI702. This high-quality set of standards is manufactured in our state-of-the-art facility and...