Optical Instrument

4,224 products

$0-32% Sugar Meter Fruit Juice Sweetness Tester Refractometer Cutting Fluid Concentration Meter Optical Density Meter with Box$

0-32% Sugar Meter Fruit Juice Sweetness Tester Refractometer Cutting Fluid Concentration Meter Optical Density Meter with Box

$7.73

$Handheld Refractometer 0-32% Brix Meter Juice Syrup Dessert Concentration Tester Cutting Fluid Sugar Content Measuring Instrument$

Handheld Refractometer 0-32% Brix Meter Juice Syrup Dessert Concentration Tester Cutting Fluid Sugar Content Measuring Instrument

$7.05

Portable Optical Salinity Meter Sea Water Cultivation Density Meter Brine Food Salinity Sugar Tester Instrument

$11.06

$Handheld Refractometer 0-32 Brix Fruit Sugar Meter Sweetness Tester Sugar Content Measuring Instrument Cutting Fluid$

Handheld Refractometer 0-32 Brix Fruit Sugar Meter Sweetness Tester Sugar Content Measuring Instrument Cutting Fluid

$6.93

$Handheld Antifreeze Refractometer 0-50 Antifreeze 1-1.4 Battery Fluid Specific Gravity Portable Optical Refractometer$

Handheld Antifreeze Refractometer 0-50 Antifreeze 1-1.4 Battery Fluid Specific Gravity Portable Optical Refractometer

$Handheld atc seawater salinity meter optical refractometer 0-100% hydrometer refractometer refractometer wholesale$

Handheld atc seawater salinity meter optical refractometer 0-100% hydrometer refractometer refractometer wholesale

$7.73

$Handheld Salinity Refractometer 0-100‰ Salinity Meter for Freshwater and Seawater Aquaculture S.G Seawater Specific Gravity Tester Refractometer$

Handheld Salinity Refractometer 0-100‰ Salinity Meter for Freshwater and Seawater Aquaculture S.G Seawater Specific Gravity Tester Refractometer

$6.82

$Aluminum Handheld Sugar and Salt 2-in-1 Concentration Meter Optical Salinity Refractometer Brine Food Salinity Meter Brix Refractometer 0-32%$

Aluminum Handheld Sugar and Salt 2-in-1 Concentration Meter Optical Salinity Refractometer Brine Food Salinity Meter Brix Refractometer 0-32%

$13.41

Pen-Type Electronic Salinity Meter Kitchen Tool Salinity Tester Pen Brine Soup Saltiness Meter 0.3-2.0%

$5.11

$Portable Handheld Refractometer Sugar Tester Fruit Sugar Content Analyzer 0-32% Level Measurement Instrument$

Portable Handheld Refractometer Sugar Tester Fruit Sugar Content Analyzer 0-32% Level Measurement Instrument

$6.50

$Portable Handheld Refractometer Alcohol Concentration Meter Wine Spirits Measurement Tool Ethanol Concentration 0-80%$

Portable Handheld Refractometer Alcohol Concentration Meter Wine Spirits Measurement Tool Ethanol Concentration 0-80%

$7.50

$Freezing Point Tester Urine Concentration Hydrometer Electrolyte Density Meter Anti-freeze Fluid Tester Refractometer$

Freezing Point Tester Urine Concentration Hydrometer Electrolyte Density Meter Anti-freeze Fluid Tester Refractometer

$7.73

$Refractometer 2-in-1 0-32% Brix Sugar Meter Juice Sweetness 0-28% Salinity Soy Sauce Brine Tester$

Refractometer 2-in-1 0-32% Brix Sugar Meter Juice Sweetness 0-28% Salinity Soy Sauce Brine Tester

$7.95

$Honey Sweetness Brix Refractometer Cutting Fluid Concentration Handheld Optical Refractometer Baume Fruit Sugar Meter Wholesale$

Honey Sweetness Brix Refractometer Cutting Fluid Concentration Handheld Optical Refractometer Baume Fruit Sugar Meter Wholesale

$8.57

$Refractometer for Alcohol Measurement in Baijiu, Dual Scale with Automatic Temperature Compensation, 0-80% Specific Gravity Hydrometer with ATC$

Refractometer for Alcohol Measurement in Baijiu, Dual Scale with Automatic Temperature Compensation, 0-80% Specific Gravity Hydrometer with ATC

$6.59

$Portable Refractometer For Various Solutions Suitable For Industrial Laboratory Environments$

Portable Refractometer For Various Solutions Suitable For Industrial Laboratory Environments

$7.27

$HD Handheld Refractometer 0-32% Brix Meter / Cutting Fluid Concentration Detection / Active Substance Concentration Measurement$

HD Handheld Refractometer 0-32% Brix Meter / Cutting Fluid Concentration Detection / Active Substance Concentration Measurement

$6.32

$0-100‰ Seawater Optical Density Aquaculture Salinity Tester, Refractometer, Hydrometer with Case$

0-100‰ Seawater Optical Density Aquaculture Salinity Tester, Refractometer, Hydrometer with Case

$7.27

Household Electronic Salt Tester, Salinity Meter, Salt Concentration Detector, Kitchen Salinity Measurement Tool

$5.23

$Copper alcohol concentration meter wine alcohol concentration test measuring instrument 0-25% wine concentration refractometer$

Copper alcohol concentration meter wine alcohol concentration test measuring instrument 0-25% wine concentration refractometer

$20.23

$Handheld Salinity Meter, Seawater Detector, Salinity Tester, Aquaculture Salinity Meter, Hydrometer, Refractometer$

Handheld Salinity Meter, Seawater Detector, Salinity Tester, Aquaculture Salinity Meter, Hydrometer, Refractometer

$6.36

$Handheld Salinity Meter Seawater Salinity Meter Optical Seawater Hydrometer Refractometer Aquarium Optical Salinity Meter Aquarium$

Handheld Salinity Meter Seawater Salinity Meter Optical Seawater Hydrometer Refractometer Aquarium Optical Salinity Meter Aquarium

$6.13

$Handheld Refractometer Wine Alcohol Tester 0-25% Brix Meter Sugar Tester 0-40%$

Handheld Refractometer Wine Alcohol Tester 0-25% Brix Meter Sugar Tester 0-40%

$7.27

$Handheld Refractometer Optical Alcohol Meter Baijiu Alcohol Content Tester Ethanol Concentration Measuring Instrument Range 0-80% Refractometer$

Handheld Refractometer Optical Alcohol Meter Baijiu Alcohol Content Tester Ethanol Concentration Measuring Instrument Range 0-80% Refractometer

$7.09

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