ReviewsSeawater Specific Gravity Tester

Vee Gee Scientific STX-3 Handheld Refractometer, with Salinity Scale, 0-100, +/-1.0 Accuracy, 1.0 Resolution

Handheld portable refractometer for measurement of salt concentration in parts per thousand (PPT) (0 to 100%) and specific gravity (SG) (1.000 to 1.070) of seawater in the 10 to 30 degrees C temperature range.
Automatic temperature compensation (ATC) for immediate and accurate calibration readings, regardless of ambient temperature.
Durable metal and rubber outer shell with a telescope-shaped, streamlined design (40 x 40 x 185mm), a rubber grip to guard against hand heat for accurate measurements, and a non-roll stand to protect against damage.
Optical glass prism mounted in all-metal housing for quick temperature equilibrium between sample and prism.

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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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Oakton - AO-35462-11 EcoTestr CTS Pocket Conductivity, Salinity, and TDS Meter

Salinity Range: 0~9999ppm/10~200ppt or 0.0-25%, ORAPXI salinity tester has an automatic temperature compensation function(32°F~140°F), which can decrease the error caused by the change of liquid temperature..
Wide applications: There are various purposes for the salinity tester. This instrument can not only detect the salt content of edible salt, salt water pool and koi fish pond, but also the salinity of seawater, marine, salt water fish tank salt level testing..
Backlit design: There is no need to worry about seeing the displayed value if the light is insufficient. ORAPXI salinity meter features a green backlit LCD to help you see the measurement results clearly in any situation..
4-in-1 salinity tester: The multi-parameter Tester can test Salinity, TDS, EC and Temperature in an accurate, quick and reliable manner for most regular water solutions' testing..
After-sales: 30-day free return/replacement and we promise respond your any questions about the product within 12 hours..

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Watris Veiyi Pool Salt Tester, 5 in 1 Salinity/Temp/EC/S.G/TDS Meter, Digital Pool Water Tester, High Accuracy Salinity Meter for Swimming Pool, Aquarium, Saltwater

【5-in-1 Water Quality Tester】Salinity Meter, EC Meter, TDS , S.G, and Temperature tester. Salinity measurement range: 10.1~200.0ppt or 0.00-25.00%..
【High Precision】The pool salt tester has a sensitive electrode sensor and a high sensitivity probe to ensure fast and accurate response..
【Backlight Display】The water tester has a backlight LCD display that can display the measurement results clearly and intuitively. Simple operation and accurate measurement..
【Easy To Use】Just dip electrode into the saltwater pool or take a cup of sample for measurement, and then observe the results. The HOLD button locks the result for easy viewing..
【Wide Applications】This pool tester can not only detect the salt content of drinking water, swimming pool, and aquarium, but also can be used in seawater, marine, hydroponic, ect..

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Antifreeze Refractometer 4-in-1 Coolant Tester Refractometer for Checking Freezing Point of Automobile Antifreeze Systems, Anti Freeze Tester Refractometer for Battery Acid, Ethylene Propylene Glycol

4 IN 1 Function: ●Measuring specific gravity of rechargeable battery acid: 1.100~1.400kg/L, ●and freezing point of automobile antifreeze based on ethylene glycol or propylene glycol : 58℉ to 32℉/-50 to 0 ℃, ●windshield wash Fluid (SRF1): -40℉ to 32℉/ -40 to 0 ℃, ●Adblue the Urea Concentration in automobile diesel exhaust fluid (DEF) :30% to 35%.
Quick & Easier: Just 2 or 3 drops and wait for few seconds and get the accurate value. Optic lens no battery required, less samples than a traditional Hydrometer, more affordable than a digital meter..
Automatic Temperature Compensation: The antifreeze coolant tester with ATC function, which can automatically compensate the temperature when ambient temperature changes, excellent eliminate the deviation, quickly and easier get the precise data..
Portable & Durable: This antifreeze tester is made of non-staining aluminum and ABS rubber, durable and resistant to abrasion. Lightweight and convenient to carry and easy to use..
Car Owners’ Helper: The optics antifreeze test is a convenient tool can help you to check your automobiles’ battery fluid battery acid, antifreeze coolant, windshield water fluid and Adblue to protect your cars..

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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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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

...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..
Hofun Multiparameter water Test meter is equipped with 5 different functions for water quality test: Salinity + TDS + EC + pH + Temperature are combined perfectly in one meter. This is not only been convenient for your different water testing needs, but also saves your time and money, totally a helpful water test kit for your water quality safety..

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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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Salinity Refractometer for Seawater Aqaurium Fishkeeping Salinity Tester Meter Dual Scale-Specific Gravity Salinity Hydrometer 0-100PPT & 1.000-1.070

Dual Scale: this aquariums reqrium measures saltwater soultion and provides readings of 0-100PPT parts per thousand, Specific gravity 1.000 to....
Widely Use: Saline meter is ideal for aquarium marine fish-keeping, saltwater pool, agricultural, gardening and lab education purposes.
Accurate Refractometer: Saltwater tester can automatically compensate temperatue when the ambient temp changes, which allows the refractometer....
Simple to Use: salinity refractometer is easy to operate only 2-3 drops of sample solution after calibration, you can get the accurate reading through....
Durable & Portable: This saltwater meters are made of aluminum material, non-staining, anti-rusty and sturdy design, compact in size and lightweight,....

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MY MIRONEY 2-Pack Salinity Tester Sea Hydrometer Salinity Meter Specific Gravity Test for Aquarium Fish Tank Water Marine Saltwater

If the specific gravity between 1.020-1.023,show that the specific gravity is nomal..
Designed with an automatic level function,can automatically identify the level to avoid errors..
The easy-to-read swing-arm pointer and extra wide stable base provide an accurate test result..
Fit for brackish and marine aquariums. Perfect for testing both salinity and specific gravity of your brackish and marine tank..
The outside rang of scale indicates salinity(PPT). The inside range of scale indicates gravity. And with safe zone clearly indicated..

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Haofy Saltwater Tester, Pen Type Digital Salinity Meter, Salinity Refractometer Probe Sensor Tester Monitor Measurement Checker for Water Quality Pond Pool Aquarium Saltwater Seawater Drinking Water

High Quality Material: The salinity meter adopts high-quality ABS material, which is firm, wear-resistant and long service life. The mini size allows you to easily put it in your pocket and measure it anytime, anywhere. Whether you take it to a swimming pool, beach or camping, it can help you test..
Measurement Index: 0~199.9ppt :-50℃-70℃(-58℉) Accuracy ±2%F.S , the test head can be placed in the liquid to be tested..
Two Modes: The salt water pool tester has two modes, which can be switched arbitrarily between Celsius and Fahrenheit. With automatic temperature compensation, the range is 0-50 (℃)..
Easy Reading with LCD Backlight: There is no need to worry about seeing the displayed value if the light is insufficient. Our water tester has luminous digital display, which can help you see the measurement results clearly in any case..
Wide Applications: There are various purposes for the salinity tester. This instrument can not only detect the salt water pool and koi fish pond, but also the salinity of seawater, marine, salt water fish tank salt level testing..

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