10 bestSalinity Refractometersof December 2025

SmartRef by Anton Paar - Digital Refractometer - Sugar, Brix, Salinity, Plato, Specific Gravity (SG)

$SmartRef by Anton Paar - Digital Refractometer - Sugar, Brix, Salinity, Plato, Specific Gravity (SG)$

Anton Paar

9.6

Milwaukee MA887 Digital Salinity Refractometer with Automatic Temperature Compensation, Yellow LED, 0 to 50 PSU, -2 PSU Accuracy, 1 PSU Resolution (color may vary)

13% off

$Milwaukee MA887 Digital Salinity Refractometer with Automatic Temperature Compensation, Yellow LED, 0 to 50 PSU, -2 PSU Accuracy, 1 PSU Resolution (color may vary)$

Milwaukee

9.3

ALLmeter Salinity Refractometer Saltwater Aquariums Dual Scale 0-100 PPT & Specific Gravity 1.000-1.070 Salinity Tester with ATC Function for Marine Monitoring,Fish Farming,Pool Hydrometer Meter

10% off

$ALLmeter Salinity Refractometer Saltwater Aquariums Dual Scale 0-100 PPT & Specific Gravity 1.000-1.070 Salinity Tester with ATC Function for Marine Monitoring,Fish Farming,Pool Hydrometer Meter$

ALLmeter

9.0

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

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

VeeGee

8.7

OtherRelated productsUp to 5% off

$AUTOUTLET Salinity Refractometer, Automatic Temperature Compensation Salt Water Tester Hydrometer 0-100 ppt & 1.000-1.070 Specific Gravity ATC Refractometer for Sea Water Aquarium Tank Marine Industry$

AUTOUTLET Salinity Refractometer, Automatic Temperature Compensation Salt Water Tester Hydrometer 0-100 ppt & 1.000-1.070 Specific Gravity ATC Refractometer for Sea Water Aquarium Tank Marine Industry

$AUTOUTLET Salinity Refractometer for Aquarium Salinity Tester with ATC and Dual Scale 0-100‰ & 1.000-1.070 Specific Gravity Saltwater Tester for Seawater Pool Fish Tank$

AUTOUTLET Salinity Refractometer for Aquarium Salinity Tester with ATC and Dual Scale 0-100‰ & 1.000-1.070 Specific Gravity Saltwater Tester for Seawater Pool Fish Tank

$Salinity Refractometer for Seawater and Marine Fishkeeping Aquarium 0-100 PPT with Automatic Temperature Compensation$

Salinity Refractometer for Seawater and Marine Fishkeeping Aquarium 0-100 PPT with Automatic Temperature Compensation

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

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

0-28% Salinity Refractometer ATC Salt Water Brine 0-280 PPT of NaCl, 0.2% Division Measuring Sodium Chloride in Food Salt Seawater Soy Sauce

$0-28% Salinity Refractometer ATC Salt Water Brine 0-280 PPT of NaCl, 0.2% Division Measuring Sodium Chloride in Food Salt Seawater Soy Sauce$

GAIN EXPRESS

8.4

Salinity Refractometer for Seawater and Marine Fishkeeping Aquarium, Saltwater Tester Hydrometer, Dual Sacle 0-100ppt & 1.000-1.070 Specific Gravity with ATC Automatic Temperature Compensation

$Salinity Refractometer for Seawater and Marine Fishkeeping Aquarium, Saltwater Tester Hydrometer, Dual Sacle 0-100ppt & 1.000-1.070 Specific Gravity with ATC Automatic Temperature Compensation$

Abuycs

8.1

SunGrow Aquarium Refractometer, 7.6 Inches, Measure Salinity of Water, Remarkable Accuracy, Includes Calibration Tool, Ensures Overall Health of Plant and Marine Life, Easy and Clear Reading

$SunGrow Aquarium Refractometer, 7.6 Inches, Measure Salinity of Water, Remarkable Accuracy, Includes Calibration Tool, Ensures Overall Health of Plant and Marine Life, Easy and Clear Reading$

SunGrow

7.8

Portable Refractometer for Salinity in Seawater

$Portable Refractometer for Salinity in Seawater$

Hanna Instruments

7.5

V·RESOURCING Dual Scale(2 in 1) Brix Salinity Refractometer, 0-32% Brix / 0-28% Salinity with ATC for Measuring Sugar & Salinity Related Liquids Such as Soup,Soy Sauce,Ketchup etc

5% off

$V·RESOURCING Dual Scale(2 in 1) Brix Salinity Refractometer, 0-32% Brix / 0-28% Salinity with ATC for Measuring Sugar & Salinity Related Liquids Such as Soup,Soy Sauce,Ketchup etc$

V·RESOURCING

7.2