Calibration solution 35ppt Hanna Standard solution of 35 ppt for the calibration.

Hanna salinity tester The HI98319 Waterproof Salinity Tester is a simple, accurate and economical way to determine the salt concentration in saltwater aquariums. HI98319 can measure salinity up to 70.00 g / L (ppt). Results are displayed in g / L (ppt), practical units of salinity (PSU) or specific gravity (S.G.) on a large dual-level LCD display also...

Calibration checking set for HI 781 (No3)

Reagents for HI 781 (No3) - 25 tests

Saltwater Nitrate Low Range Checker The HI781 Marine Nitrate Low Range Colorimeter is designed to accurately determine low range nitrate levels in saltwater aquariums and marine applications. With a digital read out, there is no more struggling to determine colors visually. Range: 0.00 to 5.00 ppm (as NO3–) [0.0 to 50.0 ppm (calculated) using dilution]<br...

Reagent for phosphorus checker 25 tests 0 to 200&micro;g/L

phosphorus checker colorimeter Hanna Get accurate results for your saltwater aquarium with our simple handheld colorimeter. Our ultra low range phosphorus colorimeter brings you more precise technology from your typical chemical test kit. Standard test kits have limited accuracy since they rely on the user to match colors. Our handheld colorimeter makes your life...

Calibration checking set for HI&nbsp;772 Calibration checking set for Checker&reg;HC HI 713 KH.

Reagents for HI&nbsp;772 (KH) - 25 tests

KH checker colorimeter Hanna&nbsp;(dKH) Ideal for salt water aquariums and coral reef tanks. Designed exclusively for saltwater aquariums, the HI-772 checker offers a quick, easy and highly accurate method of measuring alkalinity in degrees of calcium hardness, commonly abbreviated as dKH. Checker&reg;HC is supplied with reagents for 25 tests. Use...

Calibration checking set for HI&nbsp;774 Calibration checking set for Checker&reg;HC HI 713 Phosphate ULR.

Reagents for HI 774&nbsp; - 25 tests