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54% off
FNIRSI ERD-10 4-IN-1 Electromagnetic Radiation Detector EF/MF Radio Frequency Tester Electromagnetic Field Personal Dose Alarm FNIRSI ERD-10 4-IN-1 Electromagnetic Radiation Detector EF/MF Radio Frequency Tester Electromagnetic Field Personal Dose Alarm

FNIRSI ERD-10 4-IN-1 Electromagnetic Radiation Detector EF/MF Radio Frequency Tester Electromagnetic Field Personal Dose Alarm

$261.85$569.24

3 sold
30% off
0-90% Sugar Refractometer Brix Refratometro for Food Content Fruit Juice Liquids ATC Measurement Tool 0-90% Sugar Refractometer Brix Refratometro for Food Content Fruit Juice Liquids ATC Measurement Tool

0-90% Sugar Refractometer Brix Refratometro for Food Content Fruit Juice Liquids ATC Measurement Tool

$14.94$21.35

12 sold
Physical Optics Experiment Set Convex Lens Concave Lens Triangular Prism Plane Mirror Convex Mirror Optical Lens Physical Optics Experiment Set Convex Lens Concave Lens Triangular Prism Plane Mirror Convex Mirror Optical Lens

Physical Optics Experiment Set Convex Lens Concave Lens Triangular Prism Plane Mirror Convex Mirror Optical Lens

$15.70$15.70

19 sold
14% off
Sale 36X38mm PET Trasmission Diffraction Grating Spectral Decomposition Optical Experiment Nano Engraving Sale 36X38mm PET Trasmission Diffraction Grating Spectral Decomposition Optical Experiment Nano Engraving

Sale 36X38mm PET Trasmission Diffraction Grating Spectral Decomposition Optical Experiment Nano Engraving

$52.08$60.56

1 sold
50% off
Cats Dogs Urine Refractometer Handheld Animal Serum Protein Refractometer Specific Gravity Meter 1.000-1.060RI Measuring Tools Cats Dogs Urine Refractometer Handheld Animal Serum Protein Refractometer Specific Gravity Meter 1.000-1.060RI Measuring Tools

Cats Dogs Urine Refractometer Handheld Animal Serum Protein Refractometer Specific Gravity Meter 1.000-1.060RI Measuring Tools

$101.08$202.17

6 sold
49% off
Yieryi 0-28% Salinity Refractometer Handheld High Precision Salt Meter with ATC for Brine Pickling Food Processing Aquaculture Yieryi 0-28% Salinity Refractometer Handheld High Precision Salt Meter with ATC for Brine Pickling Food Processing Aquaculture

Yieryi 0-28% Salinity Refractometer Handheld High Precision Salt Meter with ATC for Brine Pickling Food Processing Aquaculture

$135.11$270.21

5 sold
Hot New Shockproof Packaging Hand-held 0-80% Alcohol Refractometer Alcohol Concentration Meter Liquor Alcohol Tester Hot New Shockproof Packaging Hand-held 0-80% Alcohol Refractometer Alcohol Concentration Meter Liquor Alcohol Tester

Hot New Shockproof Packaging Hand-held 0-80% Alcohol Refractometer Alcohol Concentration Meter Liquor Alcohol Tester

$13.34$13.34

57 sold
51% off
Antifreeze Coolant Refractometer for Automobile Antifreeze System Diesel Exhaust Fluid Battery Acid and Windshield Washer Fluid Antifreeze Coolant Refractometer for Automobile Antifreeze System Diesel Exhaust Fluid Battery Acid and Windshield Washer Fluid

Antifreeze Coolant Refractometer for Automobile Antifreeze System Diesel Exhaust Fluid Battery Acid and Windshield Washer Fluid

$68.69$141.67

851 sold
53% off
SWEVY SW32K Digital Refractometer 0-32% Brix Saccharide Meter IP67 Refractometer for Fruit Juice and Beverage Sugar Content SWEVY SW32K Digital Refractometer 0-32% Brix Saccharide Meter IP67 Refractometer for Fruit Juice and Beverage Sugar Content

SWEVY SW32K Digital Refractometer 0-32% Brix Saccharide Meter IP67 Refractometer for Fruit Juice and Beverage Sugar Content

$316.11$672.57

6 sold
50% off
YIERYI Brix Refractometer 0-20% ATC Handheld Juice Beer Wine Sugar Tester Portable Fruit Diluted Jam Dessert Dairy Products YIERYI Brix Refractometer 0-20% ATC Handheld Juice Beer Wine Sugar Tester Portable Fruit Diluted Jam Dessert Dairy Products

YIERYI Brix Refractometer 0-20% ATC Handheld Juice Beer Wine Sugar Tester Portable Fruit Diluted Jam Dessert Dairy Products

$9.98$19.96

16 sold
DIY Spectrometer 340-1050nm for Full Spectrum Laser Absorption Spectrum Testing Windows DIY Spectrometer 340-1050nm for Full Spectrum Laser Absorption Spectrum Testing Windows

DIY Spectrometer 340-1050nm for Full Spectrum Laser Absorption Spectrum Testing Windows

$718.90$718.90

4 sold
53% off
Handheld Alcohol Refractometer 0-80% Alcohol Content Tester for Spirits Household Liquor Brewing Alcohol Concentration Detector Handheld Alcohol Refractometer 0-80% Alcohol Content Tester for Spirits Household Liquor Brewing Alcohol Concentration Detector

Handheld Alcohol Refractometer 0-80% Alcohol Content Tester for Spirits Household Liquor Brewing Alcohol Concentration Detector

$71.62$152.38

263 sold
3 in 1 Handheld Honey Refractometer 58-90% Brix 38-43°Baume 12-27% Water Moisture Beekeeper Sugar Test Meter 3 in 1 Handheld Honey Refractometer 58-90% Brix 38-43°Baume 12-27% Water Moisture Beekeeper Sugar Test Meter

3 in 1 Handheld Honey Refractometer 58-90% Brix 38-43°Baume 12-27% Water Moisture Beekeeper Sugar Test Meter

$11.88$11.88

68 sold
Handheld Salinity Refractometer Sea Salt Water MeterConcentration 1.000-1.070SG Aquarium Mariculture Breeding Gravimeter 0~100% Handheld Salinity Refractometer Sea Salt Water MeterConcentration 1.000-1.070SG Aquarium Mariculture Breeding Gravimeter 0~100%

Handheld Salinity Refractometer Sea Salt Water MeterConcentration 1.000-1.070SG Aquarium Mariculture Breeding Gravimeter 0~100%

$11.63$11.63

117 sold
50% off
UNI-T A75C LCD Digital Refractometer Brix Meter Fruit Juice Beverage ATC Sugar Content Measuring Instrument 0-95% Saccharometer UNI-T A75C LCD Digital Refractometer Brix Meter Fruit Juice Beverage ATC Sugar Content Measuring Instrument 0-95% Saccharometer

UNI-T A75C LCD Digital Refractometer Brix Meter Fruit Juice Beverage ATC Sugar Content Measuring Instrument 0-95% Saccharometer

$27.30$54.60

32 sold
0-90% Brix Refractometer Handheld Sugar Content Fruit Juice Liquids Tester Accuracy Brix Instrument with Retail Box 0-90% Brix Refractometer Handheld Sugar Content Fruit Juice Liquids Tester Accuracy Brix Instrument with Retail Box

0-90% Brix Refractometer Handheld Sugar Content Fruit Juice Liquids Tester Accuracy Brix Instrument with Retail Box

$15.69$15.69

8 sold
15% off
Diameter 12.7mm Achromatic Doublet Lens Focal Length 30MM 50mm K9 Glass DIY Eyepiece Diameter 12.7mm Achromatic Doublet Lens Focal Length 30MM 50mm K9 Glass DIY Eyepiece

Diameter 12.7mm Achromatic Doublet Lens Focal Length 30MM 50mm K9 Glass DIY Eyepiece

$65.66$77.25

48 sold
50% off
Handheld Alcohol Sugar Refractometer Tester Wine Concentration Meter Densitometer 0-25% Alcohol Beer 0-40% Brix Grapes Handheld Alcohol Sugar Refractometer Tester Wine Concentration Meter Densitometer 0-25% Alcohol Beer 0-40% Brix Grapes

Handheld Alcohol Sugar Refractometer Tester Wine Concentration Meter Densitometer 0-25% Alcohol Beer 0-40% Brix Grapes

$70.02$140.04

561 sold
10% off
Durable Diffraction Spectroscope Grating Gem Tool Pocket Medium Size with Synthetic Leather Pouch Durable Diffraction Spectroscope Grating Gem Tool Pocket Medium Size with Synthetic Leather Pouch

Durable Diffraction Spectroscope Grating Gem Tool Pocket Medium Size with Synthetic Leather Pouch

$22.95$25.50

4 sold
Brix Refractometer 2 in 1 Brix & Salinity Refractometer ATC 0-32% Brix & 0-28% Salinity Measure Sodium Chloride in Food Salt Brix Refractometer 2 in 1 Brix & Salinity Refractometer ATC 0-32% Brix & 0-28% Salinity Measure Sodium Chloride in Food Salt

Brix Refractometer 2 in 1 Brix & Salinity Refractometer ATC 0-32% Brix & 0-28% Salinity Measure Sodium Chloride in Food Salt

$11.21$11.21

26 sold
Salinity Refractometer 0-10% 1.000-1.070SG Optical Salometer For Seawater Marine Aquaculture Food Salt Tester For Aquarium Salinity Refractometer 0-10% 1.000-1.070SG Optical Salometer For Seawater Marine Aquaculture Food Salt Tester For Aquarium

Salinity Refractometer 0-10% 1.000-1.070SG Optical Salometer For Seawater Marine Aquaculture Food Salt Tester For Aquarium

$10.93$10.93

2 sold
48% off
Digital Alcohol Refractometer 0-80% High Accuracy LCD Display White Spirit Tester Beer Liquor Wine Refractometer Hydrometer Digital Alcohol Refractometer 0-80% High Accuracy LCD Display White Spirit Tester Beer Liquor Wine Refractometer Hydrometer

Digital Alcohol Refractometer 0-80% High Accuracy LCD Display White Spirit Tester Beer Liquor Wine Refractometer Hydrometer

$608.75$1172.09

6 sold
50% off
Yieryi Digital Refractometer Brix Meter 0-32% 0-53% Rechargeable Sugar Meter Fruit Juice Beverage Density Tester IP67 Yieryi Digital Refractometer Brix Meter 0-32% 0-53% Rechargeable Sugar Meter Fruit Juice Beverage Density Tester IP67

Yieryi Digital Refractometer Brix Meter 0-32% 0-53% Rechargeable Sugar Meter Fruit Juice Beverage Density Tester IP67

$26.98$53.96

3 sold
29% off
YOKON UV Vis Spectrophotometer 721 722N 752N 220V for Teaching & Analysis with CE Certificate YOKON UV Vis Spectrophotometer 721 722N 752N 220V for Teaching & Analysis with CE Certificate

YOKON UV Vis Spectrophotometer 721 722N 752N 220V for Teaching & Analysis with CE Certificate

$1096.95$1545.00

3 sold
45% off
Antifreeze Coolant Refractometer for Automobile Antifreeze System Diesel Exhaust Fluid Battery Acid and Windshield Washer Fluid Antifreeze Coolant Refractometer for Automobile Antifreeze System Diesel Exhaust Fluid Battery Acid and Windshield Washer Fluid

Antifreeze Coolant Refractometer for Automobile Antifreeze System Diesel Exhaust Fluid Battery Acid and Windshield Washer Fluid

$88.51$160.92

47 sold
50% off
RZ 3-in-1 Animal Clinical Refractometer Handheld Digital Urine Specific Gravity Serum Protein 1.000-1.060RI For Pet Dog Cat RZ 3-in-1 Animal Clinical Refractometer Handheld Digital Urine Specific Gravity Serum Protein 1.000-1.060RI For Pet Dog Cat

RZ 3-in-1 Animal Clinical Refractometer Handheld Digital Urine Specific Gravity Serum Protein 1.000-1.060RI For Pet Dog Cat

$100.08$200.16

75 sold
28% off
50x50mm Holographic Reflection Diffraction Grating Sheets Reflective Spectroscopic Teaching Demonstration 50-600 Lines Optional 50x50mm Holographic Reflection Diffraction Grating Sheets Reflective Spectroscopic Teaching Demonstration 50-600 Lines Optional

50x50mm Holographic Reflection Diffraction Grating Sheets Reflective Spectroscopic Teaching Demonstration 50-600 Lines Optional

$85.21$118.35

3 sold
18% off
RZ Refractometer Alcohol Alcoholometer meter 0~80% V/V ATC Handheld Tool RZ116 Spirits tester Alcoholometer Refractometer RZ Refractometer Alcohol Alcoholometer meter 0~80% V/V ATC Handheld Tool RZ116 Spirits tester Alcoholometer Refractometer

RZ Refractometer Alcohol Alcoholometer meter 0~80% V/V ATC Handheld Tool RZ116 Spirits tester Alcoholometer Refractometer

$9.57$11.67

14 sold
50% off
1.30 ~ 1.81RI Gem Refractometer Ruby Jade Diamond Jewelry Refracto Meter Professional Appraisal Tools with Refracting Oil Light 1.30 ~ 1.81RI Gem Refractometer Ruby Jade Diamond Jewelry Refracto Meter Professional Appraisal Tools with Refracting Oil Light

1.30 ~ 1.81RI Gem Refractometer Ruby Jade Diamond Jewelry Refracto Meter Professional Appraisal Tools with Refracting Oil Light

$368.09$736.18

15 sold
11% off
Newtonian Reflector Diameter 150mm Focal Length 750mm with Primary & Secondary Mirrors Optical Experiment Accessor Newtonian Reflector Diameter 150mm Focal Length 750mm with Primary & Secondary Mirrors Optical Experiment Accessor

Newtonian Reflector Diameter 150mm Focal Length 750mm with Primary & Secondary Mirrors Optical Experiment Accessor

$220.57$247.83

15 sold
47% off
0-40% Brix 0-25% Alcohol Grapes Wine Refractometer ATC Handheld Concentration Meter Fruit Sugar Content Tester Measurement 0-40% Brix 0-25% Alcohol Grapes Wine Refractometer ATC Handheld Concentration Meter Fruit Sugar Content Tester Measurement

0-40% Brix 0-25% Alcohol Grapes Wine Refractometer ATC Handheld Concentration Meter Fruit Sugar Content Tester Measurement

$10.86$20.50

12 sold
3% off
DOE Diffractive Optical Element with DG Laser Grating Pattern for Stage Projection Star Lighting Effect 5 UNIDS/Patches per Pack DOE Diffractive Optical Element with DG Laser Grating Pattern for Stage Projection Star Lighting Effect 5 UNIDS/Patches per Pack

DOE Diffractive Optical Element with DG Laser Grating Pattern for Stage Projection Star Lighting Effect 5 UNIDS/Patches per Pack

$15.49$15.81

2 sold
50% off
Handheld Salinity Refractometer 0-100% Salinometer 1.000-1.070SG Salinity Seawater Salinometer For Aquarium Handheld Salinity Refractometer 0-100% Salinometer 1.000-1.070SG Salinity Seawater Salinometer For Aquarium

Handheld Salinity Refractometer 0-100% Salinometer 1.000-1.070SG Salinity Seawater Salinometer For Aquarium

$72.26$144.52

236 sold
47% off
5-in-1 Electromagnetic Radiation Detector Radio Frequency Electric Field Magnetic Field Intensity Temp Humidity Tester EMF Meter 5-in-1 Electromagnetic Radiation Detector Radio Frequency Electric Field Magnetic Field Intensity Temp Humidity Tester EMF Meter

5-in-1 Electromagnetic Radiation Detector Radio Frequency Electric Field Magnetic Field Intensity Temp Humidity Tester EMF Meter

$211.23$398.55

16 sold
49% off
Handheld Salinity Refractometer 0-100% Salinometer 1.000-1.070SG Salinity Seawater Salinometer For Aquarium Handheld Salinity Refractometer 0-100% Salinometer 1.000-1.070SG Salinity Seawater Salinometer For Aquarium

Handheld Salinity Refractometer 0-100% Salinometer 1.000-1.070SG Salinity Seawater Salinometer For Aquarium

$72.28$142.29

192 sold
42% off
Yieryi Digital Brix Sugar Refractometer 0-32%/0-53% Home Fruit Juice Beverage Sugar Content Meter With ATC Yieryi Digital Brix Sugar Refractometer 0-32%/0-53% Home Fruit Juice Beverage Sugar Content Meter With ATC

Yieryi Digital Brix Sugar Refractometer 0-32%/0-53% Home Fruit Juice Beverage Sugar Content Meter With ATC

$37.07$63.92

8 sold
54% off
FNIRSI ERD-10 4-IN-1 Electromagnetic Radiation Detector EF/MF Radio Frequency Tester Electromagnetic Field Personal Dose Alarm FNIRSI ERD-10 4-IN-1 Electromagnetic Radiation Detector EF/MF Radio Frequency Tester Electromagnetic Field Personal Dose Alarm

FNIRSI ERD-10 4-IN-1 Electromagnetic Radiation Detector EF/MF Radio Frequency Tester Electromagnetic Field Personal Dose Alarm

$261.85 $569.24

3 sold

Categories: Tools, Measurement & Analysis Instruments

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30% off
0-90% Sugar Refractometer Brix Refratometro for Food Content Fruit Juice Liquids ATC Measurement Tool 0-90% Sugar Refractometer Brix Refratometro for Food Content Fruit Juice Liquids ATC Measurement Tool

0-90% Sugar Refractometer Brix Refratometro for Food Content Fruit Juice Liquids ATC Measurement Tool

$14.94 $21.35

12 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
Physical Optics Experiment Set Convex Lens Concave Lens Triangular Prism Plane Mirror Convex Mirror Optical Lens Physical Optics Experiment Set Convex Lens Concave Lens Triangular Prism Plane Mirror Convex Mirror Optical Lens

Physical Optics Experiment Set Convex Lens Concave Lens Triangular Prism Plane Mirror Convex Mirror Optical Lens

$15.70 $15.70

19 sold

Categories: Tools, Measurement & Analysis Instruments

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14% off
Sale 36X38mm PET Trasmission Diffraction Grating Spectral Decomposition Optical Experiment Nano Engraving Sale 36X38mm PET Trasmission Diffraction Grating Spectral Decomposition Optical Experiment Nano Engraving

Sale 36X38mm PET Trasmission Diffraction Grating Spectral Decomposition Optical Experiment Nano Engraving

$52.08 $60.56

1 sold

Categories: Tools, Measurement & Analysis Instruments

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50% off
Cats Dogs Urine Refractometer Handheld Animal Serum Protein Refractometer Specific Gravity Meter 1.000-1.060RI Measuring Tools Cats Dogs Urine Refractometer Handheld Animal Serum Protein Refractometer Specific Gravity Meter 1.000-1.060RI Measuring Tools

Cats Dogs Urine Refractometer Handheld Animal Serum Protein Refractometer Specific Gravity Meter 1.000-1.060RI Measuring Tools

$101.08 $202.17

6 sold

Categories: Tools, Measurement & Analysis Instruments

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49% off
Yieryi 0-28% Salinity Refractometer Handheld High Precision Salt Meter with ATC for Brine Pickling Food Processing Aquaculture Yieryi 0-28% Salinity Refractometer Handheld High Precision Salt Meter with ATC for Brine Pickling Food Processing Aquaculture

Yieryi 0-28% Salinity Refractometer Handheld High Precision Salt Meter with ATC for Brine Pickling Food Processing Aquaculture

$135.11 $270.21

5 sold

Categories: Tools, Measurement & Analysis Instruments

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Hot New Shockproof Packaging Hand-held 0-80% Alcohol Refractometer Alcohol Concentration Meter Liquor Alcohol Tester Hot New Shockproof Packaging Hand-held 0-80% Alcohol Refractometer Alcohol Concentration Meter Liquor Alcohol Tester

Hot New Shockproof Packaging Hand-held 0-80% Alcohol Refractometer Alcohol Concentration Meter Liquor Alcohol Tester

$13.34 $13.34

57 sold

Categories: Tools, Measurement & Analysis Instruments

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51% off
Antifreeze Coolant Refractometer for Automobile Antifreeze System Diesel Exhaust Fluid Battery Acid and Windshield Washer Fluid Antifreeze Coolant Refractometer for Automobile Antifreeze System Diesel Exhaust Fluid Battery Acid and Windshield Washer Fluid

Antifreeze Coolant Refractometer for Automobile Antifreeze System Diesel Exhaust Fluid Battery Acid and Windshield Washer Fluid

$68.69 $141.67

851 sold

Categories: Tools, Measurement & Analysis Instruments

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53% off
SWEVY SW32K Digital Refractometer 0-32% Brix Saccharide Meter IP67 Refractometer for Fruit Juice and Beverage Sugar Content SWEVY SW32K Digital Refractometer 0-32% Brix Saccharide Meter IP67 Refractometer for Fruit Juice and Beverage Sugar Content

SWEVY SW32K Digital Refractometer 0-32% Brix Saccharide Meter IP67 Refractometer for Fruit Juice and Beverage Sugar Content

$316.11 $672.57

6 sold

Categories: Tools, Measurement & Analysis Instruments

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50% off
YIERYI Brix Refractometer 0-20% ATC Handheld Juice Beer Wine Sugar Tester Portable Fruit Diluted Jam Dessert Dairy Products YIERYI Brix Refractometer 0-20% ATC Handheld Juice Beer Wine Sugar Tester Portable Fruit Diluted Jam Dessert Dairy Products

YIERYI Brix Refractometer 0-20% ATC Handheld Juice Beer Wine Sugar Tester Portable Fruit Diluted Jam Dessert Dairy Products

$9.98 $19.96

16 sold

Categories: Tools, Measurement & Analysis Instruments

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DIY Spectrometer 340-1050nm for Full Spectrum Laser Absorption Spectrum Testing Windows DIY Spectrometer 340-1050nm for Full Spectrum Laser Absorption Spectrum Testing Windows

DIY Spectrometer 340-1050nm for Full Spectrum Laser Absorption Spectrum Testing Windows

$718.90 $718.90

4 sold

Categories: Tools, Measurement & Analysis Instruments

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53% off
Handheld Alcohol Refractometer 0-80% Alcohol Content Tester for Spirits Household Liquor Brewing Alcohol Concentration Detector Handheld Alcohol Refractometer 0-80% Alcohol Content Tester for Spirits Household Liquor Brewing Alcohol Concentration Detector

Handheld Alcohol Refractometer 0-80% Alcohol Content Tester for Spirits Household Liquor Brewing Alcohol Concentration Detector

$71.62 $152.38

263 sold

Categories: Tools, Measurement & Analysis Instruments

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3 in 1 Handheld Honey Refractometer 58-90% Brix 38-43°Baume 12-27% Water Moisture Beekeeper Sugar Test Meter 3 in 1 Handheld Honey Refractometer 58-90% Brix 38-43°Baume 12-27% Water Moisture Beekeeper Sugar Test Meter

3 in 1 Handheld Honey Refractometer 58-90% Brix 38-43°Baume 12-27% Water Moisture Beekeeper Sugar Test Meter

$11.88 $11.88

68 sold

Categories: Tools, Measurement & Analysis Instruments

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Handheld Salinity Refractometer Sea Salt Water MeterConcentration 1.000-1.070SG Aquarium Mariculture Breeding Gravimeter 0~100% Handheld Salinity Refractometer Sea Salt Water MeterConcentration 1.000-1.070SG Aquarium Mariculture Breeding Gravimeter 0~100%

Handheld Salinity Refractometer Sea Salt Water MeterConcentration 1.000-1.070SG Aquarium Mariculture Breeding Gravimeter 0~100%

$11.63 $11.63

117 sold

Categories: Tools, Measurement & Analysis Instruments

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50% off
UNI-T A75C LCD Digital Refractometer Brix Meter Fruit Juice Beverage ATC Sugar Content Measuring Instrument 0-95% Saccharometer UNI-T A75C LCD Digital Refractometer Brix Meter Fruit Juice Beverage ATC Sugar Content Measuring Instrument 0-95% Saccharometer

UNI-T A75C LCD Digital Refractometer Brix Meter Fruit Juice Beverage ATC Sugar Content Measuring Instrument 0-95% Saccharometer

$27.30 $54.60

32 sold

Categories: Tools, Measurement & Analysis Instruments

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0-90% Brix Refractometer Handheld Sugar Content Fruit Juice Liquids Tester Accuracy Brix Instrument with Retail Box 0-90% Brix Refractometer Handheld Sugar Content Fruit Juice Liquids Tester Accuracy Brix Instrument with Retail Box

0-90% Brix Refractometer Handheld Sugar Content Fruit Juice Liquids Tester Accuracy Brix Instrument with Retail Box

$15.69 $15.69

8 sold

Categories: Tools, Measurement & Analysis Instruments

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15% off
Diameter 12.7mm Achromatic Doublet Lens Focal Length 30MM 50mm K9 Glass DIY Eyepiece Diameter 12.7mm Achromatic Doublet Lens Focal Length 30MM 50mm K9 Glass DIY Eyepiece

Diameter 12.7mm Achromatic Doublet Lens Focal Length 30MM 50mm K9 Glass DIY Eyepiece

$65.66 $77.25

48 sold

Categories: Tools, Measurement & Analysis Instruments

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50% off
Handheld Alcohol Sugar Refractometer Tester Wine Concentration Meter Densitometer 0-25% Alcohol Beer 0-40% Brix Grapes Handheld Alcohol Sugar Refractometer Tester Wine Concentration Meter Densitometer 0-25% Alcohol Beer 0-40% Brix Grapes

Handheld Alcohol Sugar Refractometer Tester Wine Concentration Meter Densitometer 0-25% Alcohol Beer 0-40% Brix Grapes

$70.02 $140.04

561 sold

Categories: Tools, Measurement & Analysis Instruments

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10% off
Durable Diffraction Spectroscope Grating Gem Tool Pocket Medium Size with Synthetic Leather Pouch Durable Diffraction Spectroscope Grating Gem Tool Pocket Medium Size with Synthetic Leather Pouch

Durable Diffraction Spectroscope Grating Gem Tool Pocket Medium Size with Synthetic Leather Pouch

$22.95 $25.50

4 sold

Categories: Tools, Measurement & Analysis Instruments

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Brix Refractometer 2 in 1 Brix & Salinity Refractometer ATC 0-32% Brix & 0-28% Salinity Measure Sodium Chloride in Food Salt Brix Refractometer 2 in 1 Brix & Salinity Refractometer ATC 0-32% Brix & 0-28% Salinity Measure Sodium Chloride in Food Salt

Brix Refractometer 2 in 1 Brix & Salinity Refractometer ATC 0-32% Brix & 0-28% Salinity Measure Sodium Chloride in Food Salt

$11.21 $11.21

26 sold

Categories: Tools, Measurement & Analysis Instruments

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Salinity Refractometer 0-10% 1.000-1.070SG Optical Salometer For Seawater Marine Aquaculture Food Salt Tester For Aquarium Salinity Refractometer 0-10% 1.000-1.070SG Optical Salometer For Seawater Marine Aquaculture Food Salt Tester For Aquarium

Salinity Refractometer 0-10% 1.000-1.070SG Optical Salometer For Seawater Marine Aquaculture Food Salt Tester For Aquarium

$10.93 $10.93

2 sold

Categories: Tools, Measurement & Analysis Instruments

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48% off
Digital Alcohol Refractometer 0-80% High Accuracy LCD Display White Spirit Tester Beer Liquor Wine Refractometer Hydrometer Digital Alcohol Refractometer 0-80% High Accuracy LCD Display White Spirit Tester Beer Liquor Wine Refractometer Hydrometer

Digital Alcohol Refractometer 0-80% High Accuracy LCD Display White Spirit Tester Beer Liquor Wine Refractometer Hydrometer

$608.75 $1172.09

6 sold

Categories: Tools, Measurement & Analysis Instruments

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50% off
Yieryi Digital Refractometer Brix Meter 0-32% 0-53% Rechargeable Sugar Meter Fruit Juice Beverage Density Tester IP67 Yieryi Digital Refractometer Brix Meter 0-32% 0-53% Rechargeable Sugar Meter Fruit Juice Beverage Density Tester IP67

Yieryi Digital Refractometer Brix Meter 0-32% 0-53% Rechargeable Sugar Meter Fruit Juice Beverage Density Tester IP67

$26.98 $53.96

3 sold

Categories: Tools, Measurement & Analysis Instruments

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29% off
YOKON UV Vis Spectrophotometer 721 722N 752N 220V for Teaching & Analysis with CE Certificate YOKON UV Vis Spectrophotometer 721 722N 752N 220V for Teaching & Analysis with CE Certificate

YOKON UV Vis Spectrophotometer 721 722N 752N 220V for Teaching & Analysis with CE Certificate

$1096.95 $1545.00

3 sold

Categories: Tools, Measurement & Analysis Instruments

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45% off
Antifreeze Coolant Refractometer for Automobile Antifreeze System Diesel Exhaust Fluid Battery Acid and Windshield Washer Fluid Antifreeze Coolant Refractometer for Automobile Antifreeze System Diesel Exhaust Fluid Battery Acid and Windshield Washer Fluid

Antifreeze Coolant Refractometer for Automobile Antifreeze System Diesel Exhaust Fluid Battery Acid and Windshield Washer Fluid

$88.51 $160.92

47 sold

Categories: Tools, Measurement & Analysis Instruments

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50% off
RZ 3-in-1 Animal Clinical Refractometer Handheld Digital Urine Specific Gravity Serum Protein 1.000-1.060RI For Pet Dog Cat RZ 3-in-1 Animal Clinical Refractometer Handheld Digital Urine Specific Gravity Serum Protein 1.000-1.060RI For Pet Dog Cat

RZ 3-in-1 Animal Clinical Refractometer Handheld Digital Urine Specific Gravity Serum Protein 1.000-1.060RI For Pet Dog Cat

$100.08 $200.16

75 sold

Categories: Tools, Measurement & Analysis Instruments

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28% off
50x50mm Holographic Reflection Diffraction Grating Sheets Reflective Spectroscopic Teaching Demonstration 50-600 Lines Optional 50x50mm Holographic Reflection Diffraction Grating Sheets Reflective Spectroscopic Teaching Demonstration 50-600 Lines Optional

50x50mm Holographic Reflection Diffraction Grating Sheets Reflective Spectroscopic Teaching Demonstration 50-600 Lines Optional

$85.21 $118.35

3 sold

Categories: Tools, Measurement & Analysis Instruments

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18% off
RZ Refractometer Alcohol Alcoholometer meter 0~80% V/V ATC Handheld Tool RZ116 Spirits tester Alcoholometer Refractometer RZ Refractometer Alcohol Alcoholometer meter 0~80% V/V ATC Handheld Tool RZ116 Spirits tester Alcoholometer Refractometer

RZ Refractometer Alcohol Alcoholometer meter 0~80% V/V ATC Handheld Tool RZ116 Spirits tester Alcoholometer Refractometer

$9.57 $11.67

14 sold

Categories: Tools, Measurement & Analysis Instruments

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50% off
1.30 ~ 1.81RI Gem Refractometer Ruby Jade Diamond Jewelry Refracto Meter Professional Appraisal Tools with Refracting Oil Light 1.30 ~ 1.81RI Gem Refractometer Ruby Jade Diamond Jewelry Refracto Meter Professional Appraisal Tools with Refracting Oil Light

1.30 ~ 1.81RI Gem Refractometer Ruby Jade Diamond Jewelry Refracto Meter Professional Appraisal Tools with Refracting Oil Light

$368.09 $736.18

15 sold

Categories: Tools, Measurement & Analysis Instruments

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11% off
Newtonian Reflector Diameter 150mm Focal Length 750mm with Primary & Secondary Mirrors Optical Experiment Accessor Newtonian Reflector Diameter 150mm Focal Length 750mm with Primary & Secondary Mirrors Optical Experiment Accessor

Newtonian Reflector Diameter 150mm Focal Length 750mm with Primary & Secondary Mirrors Optical Experiment Accessor

$220.57 $247.83

15 sold

Categories: Tools, Measurement & Analysis Instruments

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47% off
0-40% Brix 0-25% Alcohol Grapes Wine Refractometer ATC Handheld Concentration Meter Fruit Sugar Content Tester Measurement 0-40% Brix 0-25% Alcohol Grapes Wine Refractometer ATC Handheld Concentration Meter Fruit Sugar Content Tester Measurement

0-40% Brix 0-25% Alcohol Grapes Wine Refractometer ATC Handheld Concentration Meter Fruit Sugar Content Tester Measurement

$10.86 $20.50

12 sold

Categories: Tools, Measurement & Analysis Instruments

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