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51% off
5 in 1 PH Chlorine Water Tester Swimming Pool Test Reagent Kit(CL, pH, Acid, Total alkalinity, Bromine) Spa Aquarium Accessories 5 in 1 PH Chlorine Water Tester Swimming Pool Test Reagent Kit(CL, pH, Acid, Total alkalinity, Bromine) Spa Aquarium Accessories

5 in 1 PH Chlorine Water Tester Swimming Pool Test Reagent Kit(CL, pH, Acid, Total alkalinity, Bromine) Spa Aquarium Accessories

$5.03$10.26

4 sold
Yieryi 5 In 1 TDS/EC/ Salinity/S.G./Temperature Meter Portable Pen Type PH Meter Aquarium Swimming Pool Water Quality Tester Yieryi 5 In 1 TDS/EC/ Salinity/S.G./Temperature Meter Portable Pen Type PH Meter Aquarium Swimming Pool Water Quality Tester

Yieryi 5 In 1 TDS/EC/ Salinity/S.G./Temperature Meter Portable Pen Type PH Meter Aquarium Swimming Pool Water Quality Tester

$4.71$4.71

25 sold
47% off
1/5/10Set(1/10/20 bags)PH Buffer Powder For PH Test Meter Calibration Solution 4.01&10.1/7.0&10.1/4.01&7.0 Calibration Point 1/5/10Set(1/10/20 bags)PH Buffer Powder For PH Test Meter Calibration Solution 4.01&10.1/7.0&10.1/4.01&7.0 Calibration Point

1/5/10Set(1/10/20 bags)PH Buffer Powder For PH Test Meter Calibration Solution 4.01&10.1/7.0&10.1/4.01&7.0 Calibration Point

$5.09$9.60

19 sold
Yieryi 58-90% Brix Honey Refractometer 38~43 Be Baume Degree Meter Honey Wine Water Contents (12-27%) with Calibration Liquid Yieryi 58-90% Brix Honey Refractometer 38~43 Be Baume Degree Meter Honey Wine Water Contents (12-27%) with Calibration Liquid

Yieryi 58-90% Brix Honey Refractometer 38~43 Be Baume Degree Meter Honey Wine Water Contents (12-27%) with Calibration Liquid

$5.74$5.74

27 sold
38% off
Yieryi PH TDS EC ORP Salt Calibration Buffer 4.0 6.86 9.18 256/222MV 1413Us/cm 35Ppt 1382TDS for PH TDS EC ORP Salt Test Meter Yieryi PH TDS EC ORP Salt Calibration Buffer 4.0 6.86 9.18 256/222MV 1413Us/cm 35Ppt 1382TDS for PH TDS EC ORP Salt Test Meter

Yieryi PH TDS EC ORP Salt Calibration Buffer 4.0 6.86 9.18 256/222MV 1413Us/cm 35Ppt 1382TDS for PH TDS EC ORP Salt Test Meter

$5.55$8.95

16 sold
34% off
Yieryi PH Buffer Powder Water Tester Meter Calibration Buffer Liquid 4.0 6.86 9.18 4.01 7.0 10.1 Calibration Point ORP 256mv Yieryi PH Buffer Powder Water Tester Meter Calibration Buffer Liquid 4.0 6.86 9.18 4.01 7.0 10.1 Calibration Point ORP 256mv

Yieryi PH Buffer Powder Water Tester Meter Calibration Buffer Liquid 4.0 6.86 9.18 4.01 7.0 10.1 Calibration Point ORP 256mv

$5.28$8.00

80 Strips/Pack PH Meter Indicator Test Strips Professional 1-14 Ph Litmus Paper Water Cosmetics Soil Acidity Test Strips 80 Strips/Pack PH Meter Indicator Test Strips Professional 1-14 Ph Litmus Paper Water Cosmetics Soil Acidity Test Strips

80 Strips/Pack PH Meter Indicator Test Strips Professional 1-14 Ph Litmus Paper Water Cosmetics Soil Acidity Test Strips

$2.57$2.57

1 sold
31% off
Digital Mini LCD Thermometer C Hygrometer Fridge Freezer Temperature Humidity Meter White Egg Incubator Cable Length Digital Mini LCD Thermometer C Hygrometer Fridge Freezer Temperature Humidity Meter White Egg Incubator Cable Length

Digital Mini LCD Thermometer C Hygrometer Fridge Freezer Temperature Humidity Meter White Egg Incubator Cable Length

$3.91$5.66

20% off
3/5/15Pcs pH Buffer Powder 4.00 6.86 9.18 ORP Calibration Powder 256mv 25c Correction Solution Powder for Testing Measure 3/5/15Pcs pH Buffer Powder 4.00 6.86 9.18 ORP Calibration Powder 256mv 25c Correction Solution Powder for Testing Measure

3/5/15Pcs pH Buffer Powder 4.00 6.86 9.18 ORP Calibration Powder 256mv 25c Correction Solution Powder for Testing Measure

$2.28$2.85

1 sold
20% off
Yieryi ORP calibration powder buffer powder ORP tester measuring calibration solution for ORP tester, measurement calibration Yieryi ORP calibration powder buffer powder ORP tester measuring calibration solution for ORP tester, measurement calibration

Yieryi ORP calibration powder buffer powder ORP tester measuring calibration solution for ORP tester, measurement calibration

$2.80$3.50

38% off
Yieryi Digital Thermometer Hygrometer Mini Black Wired/Wireless Electronic Thermostat for Aquarium Pet Boxes Houses Gardens Yieryi Digital Thermometer Hygrometer Mini Black Wired/Wireless Electronic Thermostat for Aquarium Pet Boxes Houses Gardens

Yieryi Digital Thermometer Hygrometer Mini Black Wired/Wireless Electronic Thermostat for Aquarium Pet Boxes Houses Gardens

$5.23$8.44

1 sold
40% off
Specialized for Honey Refractometer Calibration Honey Oil Liquid 66.5

Specialized for Honey Refractometer Calibration Honey Oil Liquid 66.5

$2.00$3.33

29 sold
30% off
Digital Floating Bath Thermometer with Timer -20~70℃ IP6X Waterproof Water Temperature Meter for Swimming Pool Spa Ice Bath Digital Floating Bath Thermometer with Timer -20~70℃ IP6X Waterproof Water Temperature Meter for Swimming Pool Spa Ice Bath

Digital Floating Bath Thermometer with Timer -20~70℃ IP6X Waterproof Water Temperature Meter for Swimming Pool Spa Ice Bath

$3.90$5.57

3 sold
54% off
Yieryi Ph Meter Replacement Glass Probe Electrode for Digital 3 In 1/4 In1 Tds Ec Ph Temp Tester Yieryi Ph Meter Replacement Glass Probe Electrode for Digital 3 In 1/4 In1 Tds Ec Ph Temp Tester

Yieryi Ph Meter Replacement Glass Probe Electrode for Digital 3 In 1/4 In1 Tds Ec Ph Temp Tester

$5.29$11.50

30 sold
35% off
3 in 1 Temp TDS EC Meter Digital Water Quality Purity Tester Portable Temperature Test Pen Detector for Drinking Water Aquarium 3 in 1 Temp TDS EC Meter Digital Water Quality Purity Tester Portable Temperature Test Pen Detector for Drinking Water Aquarium

3 in 1 Temp TDS EC Meter Digital Water Quality Purity Tester Portable Temperature Test Pen Detector for Drinking Water Aquarium

$2.89$4.45

10 sold
36% off
5/10Set(15/30 bags)PH Buffer Powder For PH Test Meter Measure Calibration Solution 15/30Pcs 4.01 6.86 9.18/7.0 Calibration Point 5/10Set(15/30 bags)PH Buffer Powder For PH Test Meter Measure Calibration Solution 15/30Pcs 4.01 6.86 9.18/7.0 Calibration Point

5/10Set(15/30 bags)PH Buffer Powder For PH Test Meter Measure Calibration Solution 15/30Pcs 4.01 6.86 9.18/7.0 Calibration Point

$5.02$7.85

12 sold
20% off
Yieryi PH Meter Calibration Solution ORP Tester Calibration Solution Yieryi PH Meter Calibration Solution ORP Tester Calibration Solution

Yieryi PH Meter Calibration Solution ORP Tester Calibration Solution

$4.44$5.55

28 sold
Yieryi Instant Read Food Thermometer Cooking Food Kitchen BBQ Fried Temperature Sensor Meter Stainless Steel 150mm/300mm Probe Yieryi Instant Read Food Thermometer Cooking Food Kitchen BBQ Fried Temperature Sensor Meter Stainless Steel 150mm/300mm Probe

Yieryi Instant Read Food Thermometer Cooking Food Kitchen BBQ Fried Temperature Sensor Meter Stainless Steel 150mm/300mm Probe

$4.59$4.59

11 sold
45% off
Digital 3 in 1 Temp TDS EC Meter 0-9999ppm High Precision Probe Water Quality ppm Tester for Drinking Water Aquarium Hydroponic Digital 3 in 1 Temp TDS EC Meter 0-9999ppm High Precision Probe Water Quality ppm Tester for Drinking Water Aquarium Hydroponic

Digital 3 in 1 Temp TDS EC Meter 0-9999ppm High Precision Probe Water Quality ppm Tester for Drinking Water Aquarium Hydroponic

$2.75$5.00

2 sold
48% off
50ML pH Meter Calibration Liquid Kit (pH 4.00, 7.00 & 10.01) Buffer Solution,30 ml KCL pH Protective Solution for All pH Meters 50ML pH Meter Calibration Liquid Kit (pH 4.00, 7.00 & 10.01) Buffer Solution,30 ml KCL pH Protective Solution for All pH Meters

50ML pH Meter Calibration Liquid Kit (pH 4.00, 7.00 & 10.01) Buffer Solution,30 ml KCL pH Protective Solution for All pH Meters

$2.91$5.59

21 sold
-10~50℃ Thermometer Hygrometer Sensor Wall Mounted Temperature Humidity Meter Gauge for Indoor Home Kitchen Sauna Household -10~50℃ Thermometer Hygrometer Sensor Wall Mounted Temperature Humidity Meter Gauge for Indoor Home Kitchen Sauna Household

-10~50℃ Thermometer Hygrometer Sensor Wall Mounted Temperature Humidity Meter Gauge for Indoor Home Kitchen Sauna Household

$5.72$5.72

22 sold
39% off
Yieryi Digital PH Meter 3 in1 TDS EC TEMP Water Quality Tester ATC Aquarium Conductivity Analyzer Instruments 0-9999Us/Cm/Ppm Yieryi Digital PH Meter 3 in1 TDS EC TEMP Water Quality Tester ATC Aquarium Conductivity Analyzer Instruments 0-9999Us/Cm/Ppm

Yieryi Digital PH Meter 3 in1 TDS EC TEMP Water Quality Tester ATC Aquarium Conductivity Analyzer Instruments 0-9999Us/Cm/Ppm

$5.79$9.50

9 sold
11% off
2018 New TDS EC Meter Temperature Tester Pen 3 In1 Function Conductivity Water Quality Measurement Tool TDS&EC Tester 0-5000ppm 2018 New TDS EC Meter Temperature Tester Pen 3 In1 Function Conductivity Water Quality Measurement Tool TDS&EC Tester 0-5000ppm

2018 New TDS EC Meter Temperature Tester Pen 3 In1 Function Conductivity Water Quality Measurement Tool TDS&EC Tester 0-5000ppm

$4.94$5.55

40% off
3PCS/Lot PH Buffer Powder 4.00 6.86 7.00 9.18 10.01 Standard Calibration Meter Correction Solution Powder Testing Measure 250ml 3PCS/Lot PH Buffer Powder 4.00 6.86 7.00 9.18 10.01 Standard Calibration Meter Correction Solution Powder Testing Measure 250ml

3PCS/Lot PH Buffer Powder 4.00 6.86 7.00 9.18 10.01 Standard Calibration Meter Correction Solution Powder Testing Measure 250ml

$0.88$1.47

10 sold
18% off
Yieryi 1/5/10/30 Pcs ORP Calibration Buffer powder ORP tester correction solution powder 256mv Standard Yieryi 1/5/10/30 Pcs ORP Calibration Buffer powder ORP tester correction solution powder 256mv Standard

Yieryi 1/5/10/30 Pcs ORP Calibration Buffer powder ORP tester correction solution powder 256mv Standard

$2.72$3.32

90 sold
16% off
High Quality Portable Digital TDS Meter Filter Measuring Water Quality Purity Tester drink Water tds meter pen type High Quality Portable Digital TDS Meter Filter Measuring Water Quality Purity Tester drink Water tds meter pen type

High Quality Portable Digital TDS Meter Filter Measuring Water Quality Purity Tester drink Water tds meter pen type

$3.35$3.99

5 sold
51% off
New10Set(20 Bags)PH Buffer Powder For PH Test Meter Measure Calibration Solution 10Pcs 4.01 And 10pcs 6.86 Calibration Point New10Set(20 Bags)PH Buffer Powder For PH Test Meter Measure Calibration Solution 10Pcs 4.01 And 10pcs 6.86 Calibration Point

New10Set(20 Bags)PH Buffer Powder For PH Test Meter Measure Calibration Solution 10Pcs 4.01 And 10pcs 6.86 Calibration Point

$5.48$11.19

5 sold
43% off
Portable LCD Digital JS-104 Electronic Timer Kitchen Cooking Timer Countdown/Countdown Tool for Sports Watch Bell Reminder Portable LCD Digital JS-104 Electronic Timer Kitchen Cooking Timer Countdown/Countdown Tool for Sports Watch Bell Reminder

Portable LCD Digital JS-104 Electronic Timer Kitchen Cooking Timer Countdown/Countdown Tool for Sports Watch Bell Reminder

$2.62$4.60

3 sold
39% off
Yieryi1/3/5/10 Pcs ORP Calibration Powder Buffer Powder ORP Tester Calibration Solution Redox Calibration Fluid Yieryi1/3/5/10 Pcs ORP Calibration Powder Buffer Powder ORP Tester Calibration Solution Redox Calibration Fluid

Yieryi1/3/5/10 Pcs ORP Calibration Powder Buffer Powder ORP Tester Calibration Solution Redox Calibration Fluid

$4.64$7.60

40 sold
Yieryi Pet Thermometer Hygrometer Reptiles Tank Accessories Indoor Terrarium Temperature Humidity Tester No Battery Stickable Yieryi Pet Thermometer Hygrometer Reptiles Tank Accessories Indoor Terrarium Temperature Humidity Tester No Battery Stickable

Yieryi Pet Thermometer Hygrometer Reptiles Tank Accessories Indoor Terrarium Temperature Humidity Tester No Battery Stickable

$3.94$3.94

12 sold
57% off
50ML 4.00/7.00/10.01 PH Calibration Buffer Liquid Kit 222mV ORP Tester Standard Solution PH Meter KCL Storage Electrode Liquid 50ML 4.00/7.00/10.01 PH Calibration Buffer Liquid Kit 222mV ORP Tester Standard Solution PH Meter KCL Storage Electrode Liquid

50ML 4.00/7.00/10.01 PH Calibration Buffer Liquid Kit 222mV ORP Tester Standard Solution PH Meter KCL Storage Electrode Liquid

$2.58$6.00

57 sold
28% off
1/2 Pieces Pet Lizard Hygrometer Indoor Thermometer Humidity Monitor for Reptile Pets Room Incubator Tank Dial Humidity Gauge 1/2 Pieces Pet Lizard Hygrometer Indoor Thermometer Humidity Monitor for Reptile Pets Room Incubator Tank Dial Humidity Gauge

1/2 Pieces Pet Lizard Hygrometer Indoor Thermometer Humidity Monitor for Reptile Pets Room Incubator Tank Dial Humidity Gauge

$3.99$5.54

1 sold
3% off
Yieryi 4.0 6.86 9.18 7.0 10.0 PH Buffer Powder 4.01 6.86 9.18 / 4.0 7.0 10.0 Calibration Point For PH Meter Calibration Solution Yieryi 4.0 6.86 9.18 7.0 10.0 PH Buffer Powder 4.01 6.86 9.18 / 4.0 7.0 10.0 Calibration Point For PH Meter Calibration Solution

Yieryi 4.0 6.86 9.18 7.0 10.0 PH Buffer Powder 4.01 6.86 9.18 / 4.0 7.0 10.0 Calibration Point For PH Meter Calibration Solution

$5.48$5.65

2 sold
48% off
Yieryi 3 In1 EC Meter TDS Temperature Tester Conductivity Water Quality Measurement Pen 0-9999ppm for Swimming Aquariums Yieryi 3 In1 EC Meter TDS Temperature Tester Conductivity Water Quality Measurement Pen 0-9999ppm for Swimming Aquariums

Yieryi 3 In1 EC Meter TDS Temperature Tester Conductivity Water Quality Measurement Pen 0-9999ppm for Swimming Aquariums

$5.98$11.50

6 sold
51% off
5 in 1 PH Chlorine Water Tester Swimming Pool Test Reagent Kit(CL, pH, Acid, Total alkalinity, Bromine) Spa Aquarium Accessories 5 in 1 PH Chlorine Water Tester Swimming Pool Test Reagent Kit(CL, pH, Acid, Total alkalinity, Bromine) Spa Aquarium Accessories

5 in 1 PH Chlorine Water Tester Swimming Pool Test Reagent Kit(CL, pH, Acid, Total alkalinity, Bromine) Spa Aquarium Accessories

$5.03 $10.26

4 sold

Categories: Tools, Measurement & Analysis Instruments

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Yieryi 5 In 1 TDS/EC/ Salinity/S.G./Temperature Meter Portable Pen Type PH Meter Aquarium Swimming Pool Water Quality Tester Yieryi 5 In 1 TDS/EC/ Salinity/S.G./Temperature Meter Portable Pen Type PH Meter Aquarium Swimming Pool Water Quality Tester

Yieryi 5 In 1 TDS/EC/ Salinity/S.G./Temperature Meter Portable Pen Type PH Meter Aquarium Swimming Pool Water Quality Tester

$4.71 $4.71

25 sold

Categories: Tools, Measurement & Analysis Instruments

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47% off
1/5/10Set(1/10/20 bags)PH Buffer Powder For PH Test Meter Calibration Solution 4.01&10.1/7.0&10.1/4.01&7.0 Calibration Point 1/5/10Set(1/10/20 bags)PH Buffer Powder For PH Test Meter Calibration Solution 4.01&10.1/7.0&10.1/4.01&7.0 Calibration Point

1/5/10Set(1/10/20 bags)PH Buffer Powder For PH Test Meter Calibration Solution 4.01&10.1/7.0&10.1/4.01&7.0 Calibration Point

$5.09 $9.60

19 sold

Categories: Tools, Measurement & Analysis Instruments

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Yieryi 58-90% Brix Honey Refractometer 38~43 Be Baume Degree Meter Honey Wine Water Contents (12-27%) with Calibration Liquid Yieryi 58-90% Brix Honey Refractometer 38~43 Be Baume Degree Meter Honey Wine Water Contents (12-27%) with Calibration Liquid

Yieryi 58-90% Brix Honey Refractometer 38~43 Be Baume Degree Meter Honey Wine Water Contents (12-27%) with Calibration Liquid

$5.74 $5.74

27 sold

Categories: Tools, Measurement & Analysis Instruments

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38% off
Yieryi PH TDS EC ORP Salt Calibration Buffer 4.0 6.86 9.18 256/222MV 1413Us/cm 35Ppt 1382TDS for PH TDS EC ORP Salt Test Meter Yieryi PH TDS EC ORP Salt Calibration Buffer 4.0 6.86 9.18 256/222MV 1413Us/cm 35Ppt 1382TDS for PH TDS EC ORP Salt Test Meter

Yieryi PH TDS EC ORP Salt Calibration Buffer 4.0 6.86 9.18 256/222MV 1413Us/cm 35Ppt 1382TDS for PH TDS EC ORP Salt Test Meter

$5.55 $8.95

16 sold

Categories: Tools, Measurement & Analysis Instruments

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34% off
Yieryi PH Buffer Powder Water Tester Meter Calibration Buffer Liquid 4.0 6.86 9.18 4.01 7.0 10.1 Calibration Point ORP 256mv Yieryi PH Buffer Powder Water Tester Meter Calibration Buffer Liquid 4.0 6.86 9.18 4.01 7.0 10.1 Calibration Point ORP 256mv

Yieryi PH Buffer Powder Water Tester Meter Calibration Buffer Liquid 4.0 6.86 9.18 4.01 7.0 10.1 Calibration Point ORP 256mv

$5.28 $8.00

Categories: Tools, Measurement & Analysis Instruments

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80 Strips/Pack PH Meter Indicator Test Strips Professional 1-14 Ph Litmus Paper Water Cosmetics Soil Acidity Test Strips 80 Strips/Pack PH Meter Indicator Test Strips Professional 1-14 Ph Litmus Paper Water Cosmetics Soil Acidity Test Strips

80 Strips/Pack PH Meter Indicator Test Strips Professional 1-14 Ph Litmus Paper Water Cosmetics Soil Acidity Test Strips

$2.57 $2.57

1 sold

Categories: Tools, Measurement & Analysis Instruments

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31% off
Digital Mini LCD Thermometer C Hygrometer Fridge Freezer Temperature Humidity Meter White Egg Incubator Cable Length Digital Mini LCD Thermometer C Hygrometer Fridge Freezer Temperature Humidity Meter White Egg Incubator Cable Length

Digital Mini LCD Thermometer C Hygrometer Fridge Freezer Temperature Humidity Meter White Egg Incubator Cable Length

$3.91 $5.66

Categories: Tools, Measurement & Analysis Instruments

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20% off
3/5/15Pcs pH Buffer Powder 4.00 6.86 9.18 ORP Calibration Powder 256mv 25c Correction Solution Powder for Testing Measure 3/5/15Pcs pH Buffer Powder 4.00 6.86 9.18 ORP Calibration Powder 256mv 25c Correction Solution Powder for Testing Measure

3/5/15Pcs pH Buffer Powder 4.00 6.86 9.18 ORP Calibration Powder 256mv 25c Correction Solution Powder for Testing Measure

$2.28 $2.85

1 sold

Categories: Tools, Measurement & Analysis Instruments

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20% off
Yieryi ORP calibration powder buffer powder ORP tester measuring calibration solution for ORP tester, measurement calibration Yieryi ORP calibration powder buffer powder ORP tester measuring calibration solution for ORP tester, measurement calibration

Yieryi ORP calibration powder buffer powder ORP tester measuring calibration solution for ORP tester, measurement calibration

$2.80 $3.50

Categories: Tools, Measurement & Analysis Instruments

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38% off
Yieryi Digital Thermometer Hygrometer Mini Black Wired/Wireless Electronic Thermostat for Aquarium Pet Boxes Houses Gardens Yieryi Digital Thermometer Hygrometer Mini Black Wired/Wireless Electronic Thermostat for Aquarium Pet Boxes Houses Gardens

Yieryi Digital Thermometer Hygrometer Mini Black Wired/Wireless Electronic Thermostat for Aquarium Pet Boxes Houses Gardens

$5.23 $8.44

1 sold

Categories: Tools, Measurement & Analysis Instruments

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40% off
Specialized for Honey Refractometer Calibration Honey Oil Liquid 66.5

Specialized for Honey Refractometer Calibration Honey Oil Liquid 66.5

$2.00 $3.33

29 sold

Categories: Tools, Measurement & Analysis Instruments

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30% off
Digital Floating Bath Thermometer with Timer -20~70℃ IP6X Waterproof Water Temperature Meter for Swimming Pool Spa Ice Bath Digital Floating Bath Thermometer with Timer -20~70℃ IP6X Waterproof Water Temperature Meter for Swimming Pool Spa Ice Bath

Digital Floating Bath Thermometer with Timer -20~70℃ IP6X Waterproof Water Temperature Meter for Swimming Pool Spa Ice Bath

$3.90 $5.57

3 sold

Categories: Tools, Measurement & Analysis Instruments

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54% off
Yieryi Ph Meter Replacement Glass Probe Electrode for Digital 3 In 1/4 In1 Tds Ec Ph Temp Tester Yieryi Ph Meter Replacement Glass Probe Electrode for Digital 3 In 1/4 In1 Tds Ec Ph Temp Tester

Yieryi Ph Meter Replacement Glass Probe Electrode for Digital 3 In 1/4 In1 Tds Ec Ph Temp Tester

$5.29 $11.50

30 sold

Categories: Tools, Measurement & Analysis Instruments

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35% off
3 in 1 Temp TDS EC Meter Digital Water Quality Purity Tester Portable Temperature Test Pen Detector for Drinking Water Aquarium 3 in 1 Temp TDS EC Meter Digital Water Quality Purity Tester Portable Temperature Test Pen Detector for Drinking Water Aquarium

3 in 1 Temp TDS EC Meter Digital Water Quality Purity Tester Portable Temperature Test Pen Detector for Drinking Water Aquarium

$2.89 $4.45

10 sold

Categories: Tools, Measurement & Analysis Instruments

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36% off
5/10Set(15/30 bags)PH Buffer Powder For PH Test Meter Measure Calibration Solution 15/30Pcs 4.01 6.86 9.18/7.0 Calibration Point 5/10Set(15/30 bags)PH Buffer Powder For PH Test Meter Measure Calibration Solution 15/30Pcs 4.01 6.86 9.18/7.0 Calibration Point

5/10Set(15/30 bags)PH Buffer Powder For PH Test Meter Measure Calibration Solution 15/30Pcs 4.01 6.86 9.18/7.0 Calibration Point

$5.02 $7.85

12 sold

Categories: Tools, Measurement & Analysis Instruments

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20% off
Yieryi PH Meter Calibration Solution ORP Tester Calibration Solution Yieryi PH Meter Calibration Solution ORP Tester Calibration Solution

Yieryi PH Meter Calibration Solution ORP Tester Calibration Solution

$4.44 $5.55

28 sold

Categories: Tools, Measurement & Analysis Instruments

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Yieryi Instant Read Food Thermometer Cooking Food Kitchen BBQ Fried Temperature Sensor Meter Stainless Steel 150mm/300mm Probe Yieryi Instant Read Food Thermometer Cooking Food Kitchen BBQ Fried Temperature Sensor Meter Stainless Steel 150mm/300mm Probe

Yieryi Instant Read Food Thermometer Cooking Food Kitchen BBQ Fried Temperature Sensor Meter Stainless Steel 150mm/300mm Probe

$4.59 $4.59

11 sold

Categories: Tools, Measurement & Analysis Instruments

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45% off
Digital 3 in 1 Temp TDS EC Meter 0-9999ppm High Precision Probe Water Quality ppm Tester for Drinking Water Aquarium Hydroponic Digital 3 in 1 Temp TDS EC Meter 0-9999ppm High Precision Probe Water Quality ppm Tester for Drinking Water Aquarium Hydroponic

Digital 3 in 1 Temp TDS EC Meter 0-9999ppm High Precision Probe Water Quality ppm Tester for Drinking Water Aquarium Hydroponic

$2.75 $5.00

2 sold

Categories: Tools, Measurement & Analysis Instruments

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48% off
50ML pH Meter Calibration Liquid Kit (pH 4.00, 7.00 & 10.01) Buffer Solution,30 ml KCL pH Protective Solution for All pH Meters 50ML pH Meter Calibration Liquid Kit (pH 4.00, 7.00 & 10.01) Buffer Solution,30 ml KCL pH Protective Solution for All pH Meters

50ML pH Meter Calibration Liquid Kit (pH 4.00, 7.00 & 10.01) Buffer Solution,30 ml KCL pH Protective Solution for All pH Meters

$2.91 $5.59

21 sold

Categories: Tools, Measurement & Analysis Instruments

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-10~50℃ Thermometer Hygrometer Sensor Wall Mounted Temperature Humidity Meter Gauge for Indoor Home Kitchen Sauna Household -10~50℃ Thermometer Hygrometer Sensor Wall Mounted Temperature Humidity Meter Gauge for Indoor Home Kitchen Sauna Household

-10~50℃ Thermometer Hygrometer Sensor Wall Mounted Temperature Humidity Meter Gauge for Indoor Home Kitchen Sauna Household

$5.72 $5.72

22 sold

Categories: Tools, Measurement & Analysis Instruments

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39% off
Yieryi Digital PH Meter 3 in1 TDS EC TEMP Water Quality Tester ATC Aquarium Conductivity Analyzer Instruments 0-9999Us/Cm/Ppm Yieryi Digital PH Meter 3 in1 TDS EC TEMP Water Quality Tester ATC Aquarium Conductivity Analyzer Instruments 0-9999Us/Cm/Ppm

Yieryi Digital PH Meter 3 in1 TDS EC TEMP Water Quality Tester ATC Aquarium Conductivity Analyzer Instruments 0-9999Us/Cm/Ppm

$5.79 $9.50

9 sold

Categories: Tools, Measurement & Analysis Instruments

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11% off
2018 New TDS EC Meter Temperature Tester Pen 3 In1 Function Conductivity Water Quality Measurement Tool TDS&EC Tester 0-5000ppm 2018 New TDS EC Meter Temperature Tester Pen 3 In1 Function Conductivity Water Quality Measurement Tool TDS&EC Tester 0-5000ppm

2018 New TDS EC Meter Temperature Tester Pen 3 In1 Function Conductivity Water Quality Measurement Tool TDS&EC Tester 0-5000ppm

$4.94 $5.55

Categories: Tools, Measurement & Analysis Instruments

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40% off
3PCS/Lot PH Buffer Powder 4.00 6.86 7.00 9.18 10.01 Standard Calibration Meter Correction Solution Powder Testing Measure 250ml 3PCS/Lot PH Buffer Powder 4.00 6.86 7.00 9.18 10.01 Standard Calibration Meter Correction Solution Powder Testing Measure 250ml

3PCS/Lot PH Buffer Powder 4.00 6.86 7.00 9.18 10.01 Standard Calibration Meter Correction Solution Powder Testing Measure 250ml

$0.88 $1.47

10 sold

Categories: Tools, Measurement & Analysis Instruments

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18% off
Yieryi 1/5/10/30 Pcs ORP Calibration Buffer powder ORP tester correction solution powder 256mv Standard Yieryi 1/5/10/30 Pcs ORP Calibration Buffer powder ORP tester correction solution powder 256mv Standard

Yieryi 1/5/10/30 Pcs ORP Calibration Buffer powder ORP tester correction solution powder 256mv Standard

$2.72 $3.32

90 sold

Categories: Tools, Measurement & Analysis Instruments

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16% off
High Quality Portable Digital TDS Meter Filter Measuring Water Quality Purity Tester drink Water tds meter pen type High Quality Portable Digital TDS Meter Filter Measuring Water Quality Purity Tester drink Water tds meter pen type

High Quality Portable Digital TDS Meter Filter Measuring Water Quality Purity Tester drink Water tds meter pen type

$3.35 $3.99

5 sold

Categories: Tools, Measurement & Analysis Instruments

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51% off
New10Set(20 Bags)PH Buffer Powder For PH Test Meter Measure Calibration Solution 10Pcs 4.01 And 10pcs 6.86 Calibration Point New10Set(20 Bags)PH Buffer Powder For PH Test Meter Measure Calibration Solution 10Pcs 4.01 And 10pcs 6.86 Calibration Point

New10Set(20 Bags)PH Buffer Powder For PH Test Meter Measure Calibration Solution 10Pcs 4.01 And 10pcs 6.86 Calibration Point

$5.48 $11.19

5 sold

Categories: Tools, Measurement & Analysis Instruments

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43% off
Portable LCD Digital JS-104 Electronic Timer Kitchen Cooking Timer Countdown/Countdown Tool for Sports Watch Bell Reminder Portable LCD Digital JS-104 Electronic Timer Kitchen Cooking Timer Countdown/Countdown Tool for Sports Watch Bell Reminder

Portable LCD Digital JS-104 Electronic Timer Kitchen Cooking Timer Countdown/Countdown Tool for Sports Watch Bell Reminder

$2.62 $4.60

3 sold

Categories: Tools, Measurement & Analysis Instruments

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39% off
Yieryi1/3/5/10 Pcs ORP Calibration Powder Buffer Powder ORP Tester Calibration Solution Redox Calibration Fluid Yieryi1/3/5/10 Pcs ORP Calibration Powder Buffer Powder ORP Tester Calibration Solution Redox Calibration Fluid

Yieryi1/3/5/10 Pcs ORP Calibration Powder Buffer Powder ORP Tester Calibration Solution Redox Calibration Fluid

$4.64 $7.60

40 sold

Categories: Tools, Measurement & Analysis Instruments

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Yieryi Pet Thermometer Hygrometer Reptiles Tank Accessories Indoor Terrarium Temperature Humidity Tester No Battery Stickable Yieryi Pet Thermometer Hygrometer Reptiles Tank Accessories Indoor Terrarium Temperature Humidity Tester No Battery Stickable

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$3.94 $3.94

12 sold

Categories: Tools, Measurement & Analysis Instruments

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50ML 4.00/7.00/10.01 PH Calibration Buffer Liquid Kit 222mV ORP Tester Standard Solution PH Meter KCL Storage Electrode Liquid 50ML 4.00/7.00/10.01 PH Calibration Buffer Liquid Kit 222mV ORP Tester Standard Solution PH Meter KCL Storage Electrode Liquid

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Categories: Tools, Measurement & Analysis Instruments

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1/2 Pieces Pet Lizard Hygrometer Indoor Thermometer Humidity Monitor for Reptile Pets Room Incubator Tank Dial Humidity Gauge 1/2 Pieces Pet Lizard Hygrometer Indoor Thermometer Humidity Monitor for Reptile Pets Room Incubator Tank Dial Humidity Gauge

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Yieryi 4.0 6.86 9.18 7.0 10.0 PH Buffer Powder 4.01 6.86 9.18 / 4.0 7.0 10.0 Calibration Point For PH Meter Calibration Solution Yieryi 4.0 6.86 9.18 7.0 10.0 PH Buffer Powder 4.01 6.86 9.18 / 4.0 7.0 10.0 Calibration Point For PH Meter Calibration Solution

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$5.48 $5.65

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Yieryi 3 In1 EC Meter TDS Temperature Tester Conductivity Water Quality Measurement Pen 0-9999ppm for Swimming Aquariums Yieryi 3 In1 EC Meter TDS Temperature Tester Conductivity Water Quality Measurement Pen 0-9999ppm for Swimming Aquariums

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$5.98 $11.50

6 sold

Categories: Tools, Measurement & Analysis Instruments

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