Best Salinity Indicator

Pool Salt Tester & PH Meter, Hofun Digital Salinity Meter and PH Tester for Pool Saltwater and Drinking Water, 5 in 1 Salinity PH Temp EC and TDS Meter Swimming Pool Hot Tub Spas, High Accuracy

• ...rement 】 Hofun digital ppm meter is equipped with premium quality titanium alloy probe, which enables quick and accurate water quality test. Our water quality tester is with 0-9999ppm & 0-200ppt wide test range ensures different function of usage..
• Easy Operation for Salinity Test: When you want to use our pool salt tester, all you need to do is to turn the meter ON and click MODE button to shift to SALINITY function. This easy and convenient operation design is very considerate and offers premium experience. Wide Application Salinity Meter: Hofun digital water salinity test meter applies for multiple uses, like salt water test for swimming pool, Koi Fish, Seawater, Aquariums & Marine Monitoring..
• Three Display Designs for Salinity Test: PPM + PPT + %. For Swimming Pool Salt Test : 0-9999ppm.
• Seawater Test: 10-200ppt (1ppt=1000ppm, when ppm figure is over 9999ppm, the meter automatically changes to ppt ). For Food Test : 0.01-25%. So you don’t have to calculate complex salt content level numbers between different units, which help you to avoid calculating mistake and also makes result-reading easier for you..

Pen-Type Digital Salinity PPM Temperature Waterproof Tester Meter for Salt Water Pool and Koi Fish Pond

• 3-in-1 meter! Measure total dissolved solids, salinity, and temperature of water sample with just one device..
• Functions: Large LCD double reading display with temperature compensation function.
• wide range of measurement and a variety of measurement units can be selected..
• Multi-point calibration design, automatic calibration with one button.
• indicator lamp with insufficient battery capacity..
• This tool is also perfect for testing water in swimming pools, hydroponics, water treatment businesses, and other related industries..

Seawater Salinity Refractometer,V-Resourcing Automatic Temperature Compensation Sea Water Salinity Measurer for Aquarium, Hydrometer, 0-100ppt & 1.000-1.070 Salinity Specific Gravity

• Automatic Temperature Compensation: 10℃~30℃.
• Measuring range: salinity: 0-100 ‰, Specific Gravity : 1.000 to 1.070.
• Minimum scale: salinity: 1 ‰, Specific Gravity : 0.001.
• Resolution: salinity: ±1‰, Specific Gravity : 0.001 mm.
• Perfect for salty water tank and aquarium, seafood water tank, salty pools & spas and etc.

Salt Chlorine Generator Briidea Chlorine Generator for Hot Tubs & Swim Spas Up to 2000 Gallons Chemical-Free

• ...ANY HOT TUB TO A SALTWATER SYSTEM: This salt-based spa system convert the natural salt into pure chlorine work by electrolysis, then recycles the chlorine back to the salt, making it safer and more reliable than traditional chemical chlorine. The concentration of salt required is small, less salinity than tears.
• LED INDICATOR: Built-in timer/controller with LED indicators. It can run daily accroding to the time you set, no need to wait or setting frequently. The interior adopts unique detection method of salt concentration, and the LED indicator clearly indicates the level of salt, keep the salt in a normal operating range.
• LONG SERVICE LIFE: The titanium cell is the most reliable power system available. Our titanium cell will automatically switch polarity every 5 hours, prolong the service life, do not replace frequently, save your cost. Warm tips: you need to test chlorine weekly, adjust timer accordingly for great results, 1-year warranty.
• SAVE MONEY: Use our chlorine generator, you can save a lot of money in chemicals, save your time on not having to buy and store chlorine, make your tubs maintenance easier and more economical.
• EASY INSTALLATION: No plumbing required, plug in the controller above ground and out of water, while immersing the chlo....

LaMotte 7459-02 Salinity Titrator Test Kit, DRT, 0-40 ppt Range

• For determining salinity (as chloride content) of water.
• Employs modified APHA Argentometric method.
• Range of 0 to 40 ppt salinity in 0.4 ppt increments.

The EC Reader - 1950 - Birth of the New Trend (The Chronological EC Comics Review)

ISTA Saltwater Hydrometer - Aquarium Fish Tank Reef Soft Coral Marine Supplies

• ●Provide precise salinity reading. ●Easy in operation and salinity reading. ●Smooth water flow design prevents the attachment of fine bubbles to increase measurement accuracy..

Extech DO700 Portable Dissolved Oxygen Meter

• Measures dissolved oxygen concentration/saturation, pH, mV, conductivity, TDS, salinity, resistivity and temperature.
• Automatic salinity compensation and manual barometric pressure compensation for DO measurements.
• One button pH calibration (4, 7, and 10pH).
• Choice of 3 point pH calibration for better accuracy.

AMTAST Portable Dissolved Oxygen and Temperature Meter DO Sensor Dissolved Oxygen Levels Tester DO Range 0~20.00 mg/L 0~20.00 ppm

• LCD Displays DO or Saturation O2 and Temperature simultaneously. Displays Maximum/Minimum value and data hold..
• Ideal for measuring dissolved oxygen levels and temperature in wide range, aquarium, school teaching experiment, lab sterile environment, aquaculture, scientific research etc..
• Automatic Temperature Compensation, Manual Salinity (MSC) and Altitude (MAC) Compensation, and degree ℃/℉ switchable. Icon DO O2 and unit mg/L, ppm, %, ℃, ℉ for recognition easy during select function mode. Easy to replace DO probe module by user..
• Waterproof IP-57 standard and rugged design for field use conveniently. It can float on water..
• Low battery and consumption indicator (Batteries NOT Included). Auto shut off after 10 minutes of non use. Note: The display could not auto shut off under MAX/MIN mode..