pH Meter Replacement Probe for Food,Multifunctional Digital pH Meter Probe for Food,pH Meter Probe Spear Sensor Technology, which is Ideal for Testing Solid, semi-Solid and Liquid Sample.
SAR 131
-22%
1413μS/cm Calibration Solution, 4 * 50ML TDS EC Salinity Tester Calibration Solution for TDS Meter EC Meter, Calibrate The Accuracy and Precision of Chemical Monitoring Instruments
SAR 53
Dissolved Oxygen Meter Accessories,Dissolved Oxygen Meter Calibration Solution Electrolyte Solution Membrane Cap Kit,1*50ml Zero-Oxygen Solution,2*30ml Electrolyte Solution,6 PCS of Membrane Cap
SAR 68
-12%
Truncheon Nutrient Meter PPM Meter Hydroponics TDS Meter Digital Water Tester EC TDS Tester(EC/PPM500/PPM700/CF) Specifically Designed for DWC Hydroponic System, Indoor Plant Grow, Home Garden etc
SAR 183
-9%
pH Meter,Hydroponic pH Tester, Nutrients ppm pH Meter with Backlit Display,Digital 4 in 1 TDS EC Temp pH and ppm Meter for Nutrients Water,Aquarium,Drinking Water,Tap Water,Irrigation Water
SAR 100
-19%
Digital Dissolved Oxygen Meter, GIDIGI Dissolved Oxygen Tester with ATC, DO Meter with 3m DO Probe Cable, Dissolved Oxygen Test Kit for Aquarium, Ponds, Fish Tank, Wine, Wastewater, Aquaculture
SAR 292
Smart pH Meter for Food, GIDIGI Digital Food pH Tester, Accurate Canning pH Test Kits with ATC, Professional Fermenting pH Test Pen, Spear pH Probe for Bread Cheese Sushi Rice Sourdough Sauce Meat
SAR 178
Replaceable Probe for 8 in 1 pH Monitor, Online pH EC Hydroponics Replacement Probe, Aquarium pH Monitor Replacement Probe
SAR 136
Dissolved Oxygen Meter Test Kit,Pond Oxygen Tester,DO Meter with Replaceable Membrane Cap, Zero Oxygen Water, Electrolyte,for Pond Aquarium Wastewater 0.0-40.0 mg/L
SAR 365
Zero Oxygen Calibration Solution and Electrolyte Solution 8pcs for Dissolved Oxygen Meters, 4 Bottles 50ml Zero-Oxygen DO Standard Solution, Applicable for All Brands of Dissolved Oxygen Testers
SAR 127
Replacement pH Probe for GIDIGI Simultaneously Display pH Meter, pH Electrode with 1413μS/cm EC Calibration Solution and pH Storage Solution for GX-T4,GX-T5
SAR 79
-17%
Hydrogen Water Tester,Digital ORP Meter for Drinking Water,6-in-1 pH TDS Tester,pH ORP TDS EC H2 and Temperature Meter for Drinking Water, Hydroponics, Pools, Aquariums Fish
SAR 126
Soil pH Meter Smart Soil Moisture Meter with App Control Digital Soil Test Kit for Plants pH Sunlight Intensity Fertility pH EC Salt Soil Thermometer Humidity Moisture Meter for Garden Lawn Farming
SAR 84
5 in 1 Digital pH Meter TDS EC Temp. Salinity Tester, Update Color Screen Pool Salinity Meter with Calibration Kit, Hydroponic pH Reader with Reset Function for Aquarium Reef Tank Cooking water
SAR 209
Cleaning Solution 50ml*4 for pH Meter Electrode,TDS EC Probe Cleaning Cleanser,Electrode Cleaning Solution
SAR 68
pH Meter Chlorine Tester Digital 7 in 1 Pool Water Tester Kit Salinity Tester for Saltwater Aquarium ORP Meter for Hydroponics Drinking Water Pool Water Tester pH and Chlorine for Pool Spa
SAR 234
18-Pack pH Meter Buffer Solution Powder 7.00/4.00/10.01 | 0.01 pH Accuracy, pH Buffer Powder for Precise and Easy pH Meter Tester Calibration
SAR 53
Hydrogen Water Tester, GIDIGI ORP Meter, Digital pH Meter for Testing Drinking Water,Electronic pH PPM ORP Temp Detector for Water,Hydroponics,Swimming Pool,Aquariums
SAR 136
pH Meter for Food Fermentation, Digital pH Temp. Tester for Sourdough Bread Acidity Tester 5.5in pH Probe pH Tester for Cheese Hot Sauce Kombucha Wine Meat Saliva Cosmetic, 1 Replaceable Probe
SAR 276
pH Meter Digital Display Color Screen 4 in 1 pH Tester pH EC TDS Temp Water Quality Test Pen Suitable for Home Planting Hydroponics Swimming Pool Drinking Water Brewing Hot Tub NFC DWC
SAR 152
Moisture Meter for Plants, 3 in 1 Digital Soil Moisture Meter,Soil Moisture Meter and Soil EC Meter for Farms, Gardens, Orchards, Home Planting, Indoor Plants, Composting and Other Scenarios
SAR 105
Hydroponic pH Tester 4-in-1 pH/EC/TDS/TEMP Meter for Nutrient Solution, Digital TDS PPM Pen with ATC|pH Reset, EC pH Meter for DWC/NFT/Aeroponic Systems Indoor Plant Grow Tent Hydroponic Garden
SAR 188
-7%
Hydrogen Water Tester, ORP Meter for Drinking Water, Digital pH Meter, Electronic pH PPM ORP Temp Detector for Water, Hydroponics, Swimming Pool, Aquariums, Kombucha
SAR 68
-8%
pH Chlorine Meter Digital 7 in 1, Pool ORP Salinity Meter Test pH CL Salt ORP EC TDS Temp, for Pools Aquariums Hydroponics Drinking Water Hot Tubs, Water Test Kit, with Calibration Solution
SAR 240
-10%
Upgraded Hydrogen Water Tester Meter Verified Digital 7-in-1 H2 ORP pH Meter Salt TDS EC Water Tester for Hydrogen Bottle, Pool, Aquarium, Drinking Water, Hydroponic
SAR 188
pH ORP Meter Calibration Buffer Solution Kit, Includes pH 4.00, 7.00 and pH 10.01 Solution,ORP 222mV Calibration Solution
SAR 68
Digital Brix & Salinity Refractometer, Smart Sugar Test 0.0-60%,Salt Refractometer for Saltwater 0.0-24% with ATC,Portable Brix Tester Brix Meter for Fruit,Wine&Beer Brewing,Juice,Coffee
SAR 522
-10%
pH EC Meter for Hydroponic, Digital pH TDS EC ppm Tester with Color Screen Display, High Accuracy pH Pen Probe for Drinking Water, Nutrient Solution, Aquariums, Pools & Home Use
SAR 156
pH Meter Calibration Buffer Solution Kit, Includes 4.00, 7.00 and 10.01,pH Probe Calibration Buffers,Tester Accessories 250 ml *3(8.4 fl oz)
SAR 115
-30%
Digital Pool Salt Tester & pH Meter Water Quality Tester with Color Screen for Pool Aquarium Hot Tub Hydroponics 0.1 High Accuracy Salinity Tester Pool Water Testing Kit for Saltwater Aquarium
SAR 94
pH Meter for Water, Stable Accuracy Digital pH Tester Pen for Hydroponics/Pool/Aquarium/Hot Tub - UL Certified Water Quality Tester with Backlit LCD and pH Strips
SAR 63
-7%
Calibration Buffer Solution kit 4/7/10 and 1413µS/cm, TDS/EC Standard Solution for Calibrating pH Meter TDS Tester EC Salinity Multifunction Meter, Suitable for Hydroponics, Aquaponics, Lab
SAR 68