ReviewsSeawater Salinity Meter

Fluval Calcium Test Kit for Aquarium Water, Freshwater & Saltwater Fish Tank Test

Test calcium (Ca) and magnesium (Mg) level in water. Suitable for brackish water and seawater with the salinity higher than 5 part per thousand (ppt)..
For freshwater and marine aquarium and aquaculture, pond water, ground water, drinking water.
Ca range from 0 – 800 part per million (ppm) with the resolution of 40 ppm per drop. Mg range from 0 – 1725 ppm with the resolution of 50 ppm per drop..
Easy to use, accurate, fast test, economic.

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APERA INSTRUMENTS AI485 DO8500 Portable Optical Dissolved Oxygen Meter Kit Auto Compensation for Temperature Air Pressure and Salinity GLP Data Management

Equipped with state-of-the-art Optical DO sensor: measures dissolved oxygen level in a RELIABLE and EFFORTLESS manner.
Minimal maintenance required. Quick and easy calibration.
Automatic compensation for salinity, temperature& air pressure.
Glp data management, 500 groups of data storage, usb data output.
Comes with a complete test kit, including the meter, 10ft optical probe and salinity probe, a calibration cap, and a rugged carrying case.

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RaeSung AZ86031 Water Quality Meter Dissolved Oxygen Tester pH Meter pH Conductivity Salinity Temperature Meter

AZ86031 Handheld IP67 Combo PH/COND./SALT/TDS/D.O was being designed and manufactured by AZ Instrument, a well experienced manufacturer for Environmental Measuring Instrument..
Water Quality Meter, also been called as Water Testing Device or Water Quality Testing Device, it’s the device that measure the value of pH, Cond. (Conductivity), Salinity, TDS and D.O. (Dissolved Oxygen) in liquid, which had been widely used by Aquaculture, Aquaponics or Fish Farm..
Multiple points calibration: 3 points for pH, 1point for D.O.,4 points for conductivity..
Large LCD with multiple parameters display simultaneously..
pH, Conductivity or Salinity or TDS, Dissolved oxygen & Temperature..

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Gain Express Professional Digital Large LCD Dissolved Oxygen DO Meter Water Quality Tester with ATC 99 Memory Function

【Easy Calibration】Easy 100% D.O value calibration.
【Data Storage】Stores and Recalls 99 points, Real Time Indication for Each Memory.
【User-friendly Adjustment】Auto Temperature Compensation.
Manual Salinity and Barometric Pressure Compensation.
【High Accuracy】Accurate Dissolved Oxygen readings .
【 Versatile 】 is suitable for a variety of water types, including freshwater, seawater, and wastewater. It's an all-in-one tool that can be used in various settings, from aquariums to industrial plants..

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ZLYCZW 3 in 1 Multifunctional Water Quality Detector IP67 Handheld PH Meter Dissolved Oxygen/Conductivity/Salinity Test Dissolved Oxygen Meter

★ Water Quality Meter, also been called as Water Testing Device or Water Quality Testing Device, it’s the device that measure the value of pH,....
★ Conductivity, Salinity, TDS and D.O. Dissolved Oxygen in liquid, which had been widely used by Aquaculture, Aquaponics or Fish Farm..
★ Handheld IP67 Combo PH/COND./SALT/TDS/D.O was being designed and manufactured by well experienced manufacturer for Environmental Measuring....
★ Large LCD with multiple parameters display simultaneously: PH, Conductivity or Salinity or TDS, Dissolved oxygen & Temperature..
★ Multiple points calibration: 3 points for pH, 1point for D.O.,4 points for conductivity..

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YINMIK pH Salt ORP Tester, Digital pH Meter for Aquarium, 7 in 1 pH TDS EC Salt ORP S.G Temp Pool Salt Tester for Spa,Hot Tub,Home Brewing,pH ppm EC Meter for Hydroponics,ORP Meter for Drinking Water

..., Sat and temperature with high precision at the same time which is a convenient and reliable manner for most regular water solutions' testing..
[pH and Salt Meter for Aquarium] Water quality of the fishpond is extremely important. Slight changes in pH, temperature or salinity may lead to serious consequences. YINMIK YK-7 water tester is expert in aquarium, testing pH, temp, salinity, tds. Save money and time for you..
[Salt Tester and pH ORP Meter for Pool&Spa] YINMIK YK-7 digital water quality meter is the ideal measuring instrument for every swimming pool owner who values optimal water quality. The YINMIK water pH tester combines ease of use and reliability with a compact design. It has pH, Temp, ORP and Salt functions, which can meet the daily monitoring of pools, spa, or hot tub..
[Digital pH EC ORP Meter for Hydroponics] Hydroponics is one of the most common applications for pH, TDS/EC meters. YINMIK YK-7 multi-parameter tester is an invaluable tool for measuring how far away your water is from needing more nutrients, a small boost, or to be completely changed out. Every gardener should have a YINMIK wa....

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Pen Type Salinity Temp Meter Probe Sensor Tester Monitor Measurement Checker ATC NaCl 100 PPT / 9999 ppm / 10% / 0.95-1.08 SG for Water Quality Pond Pool Aquarium Saltwater Seawater Drinking Water

✅ QUICK AND EASY TO USE :.Multiple Salinity measurement unit .Salinity Tester or Salt Meter is used to measure the value of salt in liquid and had....
✅ UP TO Accuracy: ±1%F.S ±1 digit / ±0.5°C with Switchable temperature unit °C/°F.
✅ BUILT IN FEATURES : NaCL Temp. coefficient.
✅ EXCELLENT PERFORMANCE : Sensor life time: >6 months (with good maintenance).

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Aichose Salinity Refractometer for Seawater and Marine Fishkeeping Aquarium, Saltwater Pool, with ATC Function, Dual Scale: Salinity 0-100‰ and Corresponding Specific Gravity

It is designed for the measurement of seawater or low concentrated saltwater..
Dual scale: 0-100‰ salinity and corresponding specific gravity 1.000-1.070.
Automatic temperature compensation function minimizes the effect of the temperature on testing result..
Easy to Use: It's very easy to use even for new users. And no battery needed..
Ideal for marine fishkeeping aquarium, saltwater pool, marine monitoring,lab,agricultural, gardening and educational purposes..

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RCYAGO Bluetooth Brix Refractometer with ATC, Digital Coffee Densitometer Coffee Concentration Refractometer, Range 0-32% Brix Meter TDS 0-26%

Brix TDS Meter with Bluetooth: 6 in 1 Brix, refraction index, salinity, moisture content, Baume degree & TDS. smart control by mobile phone APP, full-screen multi-parameter display on mobile phone, It can be used to measure and detect the sugar content and salinity of various fruits. Suitable for beverages, cafes, kitchens, restaurants, offices, etc..
Accurate Readings: The Brix TDS refractometer can measure Brix 0-32% and Coffee concentration 0-26%, Resolution: 0.01%, Accuracy: ±0.03%TDS, Temperature: 5-45°C..
Automatic Temperature Compensation: Adjust Automatically to Compensate for Temperature, Which makes it even easier to get fast results..
USB Smart Charging: Type-C smart fast charging, fast charging, long battery life. Built-in 350mah lithium battery for safe use. Charge for 1 hour can use for 30 days..
Portable Sugar Content Tester: Easy to use, sturdy design, compact in size and light in weight, convenient to keep up and carry around..

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YSI DO200 Kit EcoSense DO 200 Dissolved Oxygen Meter Kit

Automatic temperature compensation|manual input for salinity and barometric pressure compensation|easy-to-replace screw-on cap membranes.

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Writiany Digital Coffee TDS Concentration Refractometer, Coffee TDS Concentration Refractometer Digital Brix Refractometer Accuracy ±0.03% TDS Compact

Multi Functional Brix Tester: 6 in 1- Brix, Refraction Index, Salinity, Moisture Content, Baume Degree & TDS..
Accurate Readings: The digital refractometer can measure Brix 0-32% and Coffee concentration 0-26%, Resolution: 0.01%, Accuracy: ±0.03%TDS, Temperature: 5-45°C..
Follow Up Your Data: Smart control by APP to give you your extraction rate and save data via APP for next time use..
Fast Charging: Type-C charging port and 1 hour charging can last for 30 days(without continuous use)..
Portable Brix Meter: Very compact and easy to carry and it’s much smaller than a typical brix meter refractometer..

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