Reviews Aquarium Refractometer Tester

JOR Refractometer, Dual-Range Scale Device to Measure Salinity and Specific Gravity of Saltwater Aquarium and Reef Tank, Provides Accurate Reading, No Batteries Required, 1 Set per Piece

  • Dual-Range Scale Refractometer --- A healthy saltwater aquarium requires a salinity balance or the salt concentration in aquarium water. Refractometer by JOR helps maintain this fundamental parameter in your saltwater aquarium or reef tank, measuring both salt percentage and specific gravity. This measuring tool has a scale range of 0 to 100%, where 1% means one part per thousand (PPT) or 1000 parts per million (PPM) and with a corresponding specific gravity range of 1.000 to 1.070..
  • Provides Accurate Measurement Reading --- Forget guessing and estimating. This handy refractometer features automatic temperature compensation that gives precise, faster and easier readings..
  • Easy To Use --- Place 2 to 3 drops of aquarium water on the glass, then close the plastic cover. Look through the eyepiece as you hold it under a light source. Check the reading. The blue line indicates the exact salinity level..
  • High Quality And Economical --- This premium quality handheld refractometer has an aluminum alloy body, rubber grip, and adjustable focus. It doesn’t corrode, and since it is analog, it can also save you money because it doesn’t need batteries to operate, sparing you from buying replacements..
  • Complete Care Set --- This portable measuring device c....
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Antifreeze Refractometer in Fahrenheit, 4-in-1 Anti-Freeze Coolant Refractometer Tester for Checking Freezing Point of Automobile Antifreeze System, Battery Fluid, Glycol, Coolant, Antifreeze Tester

  • 4-in-1 Tester - Measuring Freezing of automoblie antifreeze based on ethylene glycol or propylene glycol -60℉ to 32℉. Measuring Specific Gravity of battery acid 1.10 to 1.40Kg/L. Measuring of Windshield Washer Fluid based on ethanol or isopropyl alcohol -40℉ to 32℉. Measuring Urea Concentration in automobile diesel exhauset fluid (DEF) 30% to 35%.
  • Display In Fahrenheit - Updated antifreeze coolant refractometer in Fahrenheit (℉) display, allow you easy to read measured results by ℉ unit, no need to units conversion and save your time.
  • ATC Function - Coolant refractometer Fahrenheit can automatically compensate temperature when ambient temperature changes, eliminate the deviation, you can get the accurate results fast and easier.
  • Easy To Use - Only need 2 or 3 drops of solution and wait for few seconds, then you get the accurate results. These antifreeze tester needs less sample solution than tradistional hydrometer and less expensive then digital refractometer.
  • Durable And Portable - Antifreeze coolant tester is made of aluminum and ABS rubber, non-staining, anti-rust and stury for long perfermance. Comes with durable plastic box, portable and easy to take with you.
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Honey Refractometer for Honey Moisture,13-25% Honey Moisture Refractometer Tester with ATC,Measuring Moisture with High Accuracy for Honey, Bee Keeping Supplies

  • 【Professional Honey Moisture Refractometer】The refractometer with ATC is specially designed for measuring the moisture content in honey. It has a high accuracy of 0.1,which is much higher than the cheap refractometer. And the clear scale can accurately and quickly reflect the measurement results. It is an ideal choice for honey suppliers and beekeepers..
  • 【ATC Design】 The refractometer for honey moisture adopts the Automatic Temperature Compensation technology from 10℃ to 30℃ (50 F to 86 F) to reduce the measurement errors caused by different temperatures. The temperature sensor detects the temperature of the prism for temperature compensation, which makes the reading fast and accurate..
  • 【Hand-Held Refractometer】Rugged design, 7.48”x1” small size, light weight and easy to carry around. The ridged outer shell adopts the streamlined design of telescope-shaped,which is easy to grasp.The refractometer body（except eyepiece) is waterproof and can be directly washed with water..
  • 【Easy To Use】Drop 2-3 drops of liquid sample on the prism of the honey moisture refractometer, and then read the reading directly through the eyepiece. No need of measurement or calculation, simple operation, convenient use and time saving..
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Salinity Refractometer for Aquarium Dual Scale Salinity Tester 0-100‰ & 1.000-1.070 Specific Gravity Saltwater Tester Brine Refractometer Hydrometer with ATC Function

  • DUAL SCALE - Salinity Refractometer measures on 2 scales: Specific Gravity 1.000 to 1.070 (D 20/20) and 0-1000PPT, which allow to get the both results at just one testing.
  • EASY TO USE - The aquarium refractometer need few sample, put 2-3 drops on prism and towards light source, you can get the the accurate readings quickly from eyepiece.
  • WIDELY APPLICATION - Brine refractometer can be used for measuring salt water, salinity of water and seawater, ideal for monitoring aquariums, Marine Fishing Keeping, Agricultural, lab experiment and Educational purposes.
  • ACCURATE & AFFORDABLE - Salt water refractometer features ATC (Automatic temperature compensation) function to ensure get consistently accurate reading. Easy to operate than traditional hydrometers and more affordable than digital refractometer.
  • DURABLE & PORTABLE - Saline (brine) refractometer is made of aluminium and rubber, non-rust, anti-abrasion and durable for long time use. Comes with plastic storage box, small screwdriver and cleaning cloth, easy to organize and carry with.
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Aquariums Salinity Refractometer for Seawater Marine Fish-Keeping, Dual Scales Specific Gravity Salinity Meter Hydrometer 0-100ppt & 1.000-1.070, Saltwater Tester with ATC Function

  • Measures on 2 Scales: Aquariums refractometer features Specific Gravity (D 20/20) 1.000-1.070sg and parts per thousand 0-100PPT (1‰=1ppt=1000ppm).
  • Seawater refractometer measures saltwater or salinity of water, ideal for aquarium, marine monitoring, fish-keeping,salty pools&spas and etc..
  • ATC Function: salty water refractometer with automatic temperature compensation, allow you obtain accurate readings easier and faster.
  • Salinity Refractometer is made of aluminum body and ABS rubber light and very sturdy, comes with a hard plastic case, a mini screwdriver, a dropper.
  • Easy to Use: put 2-3 drops on the saltwater’s prism, towards light then to get the accurate readings through the optic eyepiece, ideal for replacement the poor quality and difficult to read hydrometer refractometer.
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Antifreeze Refractometer for Glycol, Coolant, Battery Acid, Checking Freezing Point, 4 in 1 Antifreeze Coolant Tester for Automobile Antifreeze Systems Windshield Washer Fluid

  • Checking Freezing Point Hydrometer: This antifreeze tester measures range is -50℃ to 0 ℃, designed for measuring of freezing point of automobile antifreeze based on ethylene glycol or polypropylene glycol..
  • Battery Checker: measuring specific gravity of car battery acid, measuring range 1.10 to 1.40 kg/l and allow you quick to know battery charge condition.
  • Windshield Washer Fluid Checking: Measuring range between -40℃ to 0 ℃. Refractometer for measruing windshild washer fluid based on ethanol or isopropyl alcoho.
  • DEF Refractometer: Measuring range is 30% to 35%. Quickly knowing Urea concentration in automobile diesel exhaust fluid (DEF) to ensure your car in a good condition.
  • ATC Refractometer: This antifreeze refractometer with automatic temperature compensation function, no worry about the ambient temperature changes, you can get the results easy and quick.
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Brix Refractometer, Goodes ATC Digital Handheld Refractomete for Homebrew Beer Wort, Wine Fruit Sugar-Specific Gravity 1.000-1.130 and Brix 0-32% (Black)

  • Accurate Reading with ATC: Handheld Brewing Refractometerr with Automatic Temperature Compensation(ATC), no more worry about the temperature change will influence the reading accuracy.the brix refractometer will account for changes in ambient temperature and automatically compensate accordingly to provides accurate and repeatable measurements..
  • Accurate Reading: The Brix refractometer can measure brix between 0-32%±0.2% and Specific Gravity between 1.000-1.130, Brix Accuracy: +/-0.2%, easy to read accurately the result..
  • Portable Sugar Content Tester: Easy to use,sturdy design, compact in size and light in weight, convenient to keep up and carry around..
  • Easy Use: Using the dropper to take a sample of wort and put it on the prism. Then hold the refractometer up to the light and look scale through the eyepiece, more accurate to measure sugars in verities of melon, fruits or juice..
  • Wide Compatibility: The refractometer is ideal for Home Brew, Wine making, Agricultural, Gardening & Educational Purposes, sugar content..
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Honey Refractometer with ATC - Tiaoyeer Refractometer for Honey Moisture, Brix and Baume, 58-90% Brix Scale Range Honey Moisture Tester (Honey Refractometer)

  • ACCURATE READINGS : The Honey refractometer can measure Brix (sugar): 58-90%, Resolution: Brix (sugar): 0.2%, 10-32% water with 0.2% reading.
  • ADVANCED AUTOMATIC TEMPERATURE COMPENSATION（ATC）TECHNOLOGY：Adjust Automatically to Compensate for Temperature, Which makes it even easier to get fast results..
  • SIMPLY USE: Using the dropper to take a sample of wort and put it on the prism. Then hold the refractometer up to the light and look scale through the eyepiece, more accurate to measure sugars in verities of melon, fruits or juice..
  • WIDE USE: The Honey Refractometer is ideal for measuring honey, condensed milk, vegetable oils, sugar syrup, fruit jam and molasses..
  • PORTABLE HONEY 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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Brix Refractometer with ATC - Tiaoyeer Digital Handheld Refractometer for Beer Wine Brewing, Dual Scale-Specific Gravity 1.000-1.130 and Brix 0-32%

  • ACCURATE READINGS : The Brix refractometer can measure brix between 0-32%±0.2% and Specific Gravity between 1.000-1.130, Brix Accuracy: +/-0.2%..
  • ADVANCED AUTOMATIC TEMPERATURE COMPENSATION（ATC）TECHNOLOGY (10℃~30℃)： Adjust Automatically to Compensate for Temperature, Which makes it even easier to get fast results..
  • SIMPLY USE: Using the dropper to take a sample of wort and put it on the prism. Then hold the refractometer up to the light and look scale through the eyepiece, more accurate to measure sugars in verities of melon, fruits or juice..
  • WIDE USE: The Brix Refractometer is ideal for Home Brew, Agricultural, Gardening & Educational Purposes, sugar content..
  • 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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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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