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All IndustrialBeverage EquipmentCatering SuppliesChain HoistsChemicalsCleaning ChemicalsCleaning ToolsCoffee Shop SuppliesCommercial Cooking EquipmentConcession SuppliesDisposablesElectrical TestingElectronic & Bench TestingFood Holding and Warming EquipmentFood Preparation EquipmentFood Truck SuppliesGlassware and PlasticwareHealthcare EssentialsInspection & Analysis ToolsJanitorial DisposablesJewelry DisplaysKids TelescopesNetwork and Cable TestersPatient CarePersonal Care ProductsPH and ThermometersPipets, Pippettes, and SyringesPressure & VacuumSafety Signs, Tapes, & MarkersSandwich Shop SuppliesStorage & TransportTelescopesWater Quality & InstrumentationWeight, Sound, and Light MeasurementZep Cleaning Supplies
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Uses item details. Price when purchased online
Wiher Digital PH Meter, 7 in 1 Water Tester TDS Meter/Salinity Tester/Temp/pH Meter/EC/S.G/ORP Meter for Pool, Fish Tank, Drinking water, hydroponics, Black $35.99

Sponsored
$3599
current price $35.99Wiher Digital PH Meter, 7 in 1 Water Tester TDS Meter/Salinity Tester/Temp/pH Meter/EC/S.G/ORP Meter for Pool, Fish Tank, Drinking water, hydroponics, Black
15 out of 5 Stars. 1 reviews
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Other options to consider(92)
General Hydroponics Calibration Solutio pH Control Kit, 8 oz $19.98 Was $23.53

Now$1998
current price Now $19.98, Was $23.53$23.53
General Hydroponics Calibration Solutio pH Control Kit, 8 oz
1054.7 out of 5 Stars. 105 reviews
One Step pH Urine & Saliva Test Strips, Tests Alkalinity & Acidity Levels, 100 Unisex Strips, 3oz $10.00

$1000
current price $10.00One Step pH Urine & Saliva Test Strips, Tests Alkalinity & Acidity Levels, 100 Unisex Strips, 3oz
214.4 out of 5 Stars. 21 reviews
Clearance VBXOAE Water Quality Test Strips 100 Test Strips per Bottle Portable Design Tests pH Alkalinity Hardness Nitrate Nitrite Bromine Suitable for Drinking Water Faucets Wells Fish Tanks Black Was $4.99

VBXOAE Water Quality Test Strips 100 Test Strips per Bottle Portable Design Tests pH Alkalinity Hardness Nitrate Nitrite Bromine Suitable for Drinking Water Faucets Wells Fish Tanks Black
100ml Car Interior Plastic Polish No-Rinse Cleaner, Foam Clean Matte Non-Greasy Shine, pH-Balanced Non-Damaging, Anti-Dirt, for Car Dashboard Door Panels Trims Interior Care

100ml Car Interior Plastic Polish No-Rinse Cleaner, Foam Clean Matte Non-Greasy Shine, pH-Balanced Non-Damaging, Anti-Dirt, for Car Dashboard Door Panels Trims Interior Care
1x Water quality tester-Black $28.62

$2862
current price $28.621x Water quality tester-Black
McKesson Chemical indicator Strip, Multi-Parameter Stream Sterilizers, 4 in, 250 Count, 1 Pack

McKesson Chemical indicator Strip, Multi-Parameter Stream Sterilizers, 4 in, 250 Count, 1 Pack
Industrial Test Systems Quick 481396 Arsenic for Water Quality Testing, 100 Tests, 12 Minutes Test Time $199.99

$19999
current price $199.99Industrial Test Systems Quick 481396 Arsenic for Water Quality Testing, 100 Tests, 12 Minutes Test Time
Black+Green pH Meter with Three-Point Calibration, Perfect for Various Liquid Testing Needs $16.15

$1615
current price $16.15Black+Green pH Meter with Three-Point Calibration, Perfect for Various Liquid Testing Needs
Very High Level Hydrogen Peroxide H2O2 Test Strips, 2-10%, Time Based Test [Vial of 50 Strips] $26.55
![Very High Level Hydrogen Peroxide H2O2 Test Strips, 2-10%, Time Based Test [Vial of 50 Strips]](https://i5.walmartimages.com/seo/Very-High-Level-Hydrogen-Peroxide-H2O2-Test-Strips-2-10-Time-Based-Test-Vial-of-50-Strips_8105df9f-d76e-4a47-a479-f274573b9601_1.df69c953cc12403c4c7a3206e05e5675.jpeg?odnHeight=576&odnWidth=576&odnBg=FFFFFF)
$2655
current price $26.55Very High Level Hydrogen Peroxide H2O2 Test Strips, 2-10%, Time Based Test [Vial of 50 Strips]
Wiher Digital PH Meter, 7 in 1 Water Tester TDS Meter/Salinity Tester/Temp/pH Meter/EC/S.G/ORP Meter for Pool, Fish Tank, Drinking water, hydroponics, Black $35.99

$3599
current price $35.99Wiher Digital PH Meter, 7 in 1 Water Tester TDS Meter/Salinity Tester/Temp/pH Meter/EC/S.G/ORP Meter for Pool, Fish Tank, Drinking water, hydroponics, Black
15 out of 5 Stars. 1 reviews
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FHBVT 7 in 1 Water Quality Test Strips Swimming Pool PH Test Paper Drinking Water Chemistry Analyzer Fast Alkalinity Hardness Nitrate Nitrite Test for Faucets Pools Fish Tanks Household Use

FHBVT 7 in 1 Water Quality Test Strips Swimming Pool PH Test Paper Drinking Water Chemistry Analyzer Fast Alkalinity Hardness Nitrate Nitrite Test for Faucets Pools Fish Tanks Household Use
iSpring TDS2 Digital 2-Button TDS Meter with Backlit LCD, Black $14.89 Was $23.19

Now$1489
current price Now $14.89, Was $23.19$23.19
iSpring TDS2 Digital 2-Button TDS Meter with Backlit LCD, Black
63.3 out of 5 Stars. 6 reviews
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Pomona Electronics 6275 $56.30

$5630
current price $56.30Pomona Electronics 6275
Clearance Latrodar Water Quality Test Paper Is Applicable To Swimming Pool Test And Hot Spring Water Test Household Items for New Home Black Paper up to 65% Off $3.98 Was $4.99

Now$398
current price Now $3.98, Was $4.99$4.99
Latrodar Water Quality Test Paper Is Applicable To Swimming Pool Test And Hot Spring Water Test Household Items for New Home Black Paper up to 65% Off
Lamotte Phenol Red pH TesTabs Pack of 1000 6915A-M $57.39

$5739
current price $57.39Lamotte Phenol Red pH TesTabs Pack of 1000 6915A-M
Portable Water Electrolyzer Tester Tap Water Quality Testing for Drinking, Aquariums, Pools, Spas, EU Plug, Black $10.19

$1019
current price $10.19Portable Water Electrolyzer Tester Tap Water Quality Testing for Drinking, Aquariums, Pools, Spas, EU Plug, Black
PH EC TDS TEMP Salinity Meter Digital Drinking Water Quality Tester Smart Online Monitor APP Control For Aquarium Pool ,Accurate - BLACK_PH TDS TEMP $51.21

$5121
current price $51.21PH EC TDS TEMP Salinity Meter Digital Drinking Water Quality Tester Smart Online Monitor APP Control For Aquarium Pool ,Accurate - BLACK_PH TDS TEMP
Xecvkr Water Quality Tester Electrolyzer Portable Water Electrolysis Purification Testing Tool US Plug Black Home Lab Aquarium Pool 100g 1 Set $6.99

$699
current price $6.99Xecvkr Water Quality Tester Electrolyzer Portable Water Electrolysis Purification Testing Tool US Plug Black Home Lab Aquarium Pool 100g 1 Set
Portable Water Electrolysis Water Quality Tester Tool Including PH Test Paper Was $6.89

Portable Water Electrolysis Water Quality Tester Tool Including PH Test Paper
7 In 1 Digital Multifunction Humidity Temp ORP TDS EC CF PH Meter Water Quality Purity Tester Device Monitor For Aquarium Pool ,Accurate - BLACK_PLUG-01 $115.74

$11574
current price $115.747 In 1 Digital Multifunction Humidity Temp ORP TDS EC CF PH Meter Water Quality Purity Tester Device Monitor For Aquarium Pool ,Accurate - BLACK_PLUG-01
Laboratory Electrode BNC PH Probe with BNC Connector for Aquariums Fish Tanks and Pools PH Water Testing 0-14 Range Blue or Black

Laboratory Electrode BNC PH Probe with BNC Connector for Aquariums Fish Tanks and Pools PH Water Testing 0-14 Range Blue or Black
Tester Digital Food 0.00-14.00 Meter High Accuracy Sensors Intelligent Temp Acidity Tester BT Mobilephone APP Control $63.25 Was $74.41

Now$6325
current price Now $63.25, Was $74.41$74.41
Tester Digital Food 0.00-14.00 Meter High Accuracy Sensors Intelligent Temp Acidity Tester BT Mobilephone APP Control
PH Wooden Necklace Display Stand 3-Row Bust Easel Jewelry Display Jewelry Holder Organizer with 3 Panels Necklace Storage Holder for Necklace Showing Home Selling Vendors Black $23.67

$2367
current price $23.67PH Wooden Necklace Display Stand 3-Row Bust Easel Jewelry Display Jewelry Holder Organizer with 3 Panels Necklace Storage Holder for Necklace Showing Home Selling Vendors Black
PH EC TDS TEMP Salinity Meter Digital Drinking Water Quality Tester Smart Online Monitor APP Control For Aquarium Pool ,Accurate - BLACK_PH EC TDS TEMP $61.21

$6121
current price $61.21PH EC TDS TEMP Salinity Meter Digital Drinking Water Quality Tester Smart Online Monitor APP Control For Aquarium Pool ,Accurate - BLACK_PH EC TDS TEMP
Food detector,Ph818m Probe Fruit Jam Ph Tester Temperature Meter Lcd Ph Meter Ph Probe Fruit Solution Temperature Meter 2 In 1 In 1 Ph Tester Solution Temperature Lcd Ph Probe & Black $71.30

$7130
current price $71.30Food detector,Ph818m Probe Fruit Jam Ph Tester Temperature Meter Lcd Ph Meter Ph Probe Fruit Solution Temperature Meter 2 In 1 In 1 Ph Tester Solution Temperature Lcd Ph Probe & Black
PH meter,Meter Portable Meter Tester Probe Lcd Meter Tester Probe Ph Meter Probe Lcd Display Portable Meter Waterproof Display Meter Portable Lcd Display Meter 0.00~14.00ph Black & White $49.19

$4919
current price $49.19PH meter,Meter Portable Meter Tester Probe Lcd Meter Tester Probe Ph Meter Probe Lcd Display Portable Meter Waterproof Display Meter Portable Lcd Display Meter 0.00~14.00ph Black & White
Portable Color Analyzer NR10QC Universal Chromatic Meter Color-difference Meter Color Analyzer $401.05

$40105
current price $401.05Portable Color Analyzer NR10QC Universal Chromatic Meter Color-difference Meter Color Analyzer
7 In 1 Digital Multifunction Humidity Temp ORP TDS EC CF PH Meter Water Quality Purity Tester Device Monitor For Aquarium Pool ,Accurate - BLACK_RS485 $115.74

$11574
current price $115.747 In 1 Digital Multifunction Humidity Temp ORP TDS EC CF PH Meter Water Quality Purity Tester Device Monitor For Aquarium Pool ,Accurate - BLACK_RS485
PH EC TDS TEMP Salinity Meter Digital Drinking Water Quality Tester Smart Online Monitor APP Control For Aquarium Pool ,Accurate - BLACK_PH EC TEMP $51.21

$5121
current price $51.21PH EC TDS TEMP Salinity Meter Digital Drinking Water Quality Tester Smart Online Monitor APP Control For Aquarium Pool ,Accurate - BLACK_PH EC TEMP
Food detector,2 In 1 Ph Meter Ph Probe Fruit Tester Solution Temperature Meter Lcd Ph 1 Ph Tester Lcd Ph Probe Solution Temperature Meter Ph818m Meter 2 In Temperature Meter Lcd & Black $94.19

$9419
current price $94.19Food detector,2 In 1 Ph Meter Ph Probe Fruit Tester Solution Temperature Meter Lcd Ph 1 Ph Tester Lcd Ph Probe Solution Temperature Meter Ph818m Meter 2 In Temperature Meter Lcd & Black
Electrode,Professional Laboratory Laboratory Probe Bnc Meter Laboratory Ph Probe Laboratory Laboratory Ph Siuke Eryue Black $13.16

$1316
current price $13.16Electrode,Professional Laboratory Laboratory Probe Bnc Meter Laboratory Ph Probe Laboratory Laboratory Ph Siuke Eryue Black
Fdit Water Electrolysis,Portable Water Quality Tester Water Impurities Monitor Electrolyzer Machine Testing Meter, Water Quality Meter $9.39

$939
current price $9.39Fdit Water Electrolysis,Portable Water Quality Tester Water Impurities Monitor Electrolyzer Machine Testing Meter, Water Quality Meter
GOOHOCHY Electricity Tester Black Plastic 1Pcs 2.4x1.1x0.4In $8.23

$823
current price $8.23GOOHOCHY Electricity Tester Black Plastic 1Pcs 2.4x1.1x0.4In
2X High Precision Water Hardness Instrument EC TDS Tester PH Meter Aquarium Pool Water Quality Purity Testing Pen,2 x TDS Pen,black $10.19

$1019
current price $10.192X High Precision Water Hardness Instrument EC TDS Tester PH Meter Aquarium Pool Water Quality Purity Testing Pen,2 x TDS Pen,black
pH Meter,Water Quality Ph Meter Water Wine Ph Pen Type Ph Tester Pool Tub Portable Ph Tester Pool Water Tester Ph Water Type Ph $48.60

$4860
current price $48.60pH Meter,Water Quality Ph Meter Water Wine Ph Pen Type Ph Tester Pool Tub Portable Ph Tester Pool Water Tester Ph Water Type Ph
7 In 1 Digital Multifunction Humidity Temp ORP TDS EC CF PH Meter Water Quality Purity Tester Device Monitor For Aquarium Pool ,Reliable - BLACK_RS485 $118.94

$11894
current price $118.947 In 1 Digital Multifunction Humidity Temp ORP TDS EC CF PH Meter Water Quality Purity Tester Device Monitor For Aquarium Pool ,Reliable - BLACK_RS485
Screwdriver Drill Multifunction 3 In 1 Water Quality Test Meter Temperature Digital Display For Drinking Water

Screwdriver Drill Multifunction 3 In 1 Water Quality Test Meter Temperature Digital Display For Drinking Water
Ferric Chloride | High Concentration Chloride Solution | Wide Applications - Ideal as Etching cream, Coagulant for Water Treatment, Copper and Stainless Steel Etchant Solution - 500mL (16 Fl Oz) $24.99

$2499
current price $24.99Ferric Chloride | High Concentration Chloride Solution | Wide Applications - Ideal as Etching cream, Coagulant for Water Treatment, Copper and Stainless Steel Etchant Solution - 500mL (16 Fl Oz)
pH Meter,Meter Portable Ph Pool Tub Wine Ph818f Pen Type Tester Water Tester Type Ph Meter Ph Water Quality Water Quality Tester Water Tester Pool Portable Ph Water Pen Type Ph $48.48

$4848
current price $48.48pH Meter,Meter Portable Ph Pool Tub Wine Ph818f Pen Type Tester Water Tester Type Ph Meter Ph Water Quality Water Quality Tester Water Tester Pool Portable Ph Water Pen Type Ph
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