Model 8000, pH Meter with Interchangeable Electrode - PSE - Priggen Special Electronic, 114,24 €
Amazon.com: VIVOSUN pH and TDS Meter Combo, 0.05ph High Accuracy Pen Type pH Meter ± 2% Readout Accuracy 3-in-1 TDS EC Temperature Meter for Hydroponics, Household Drinking, and Aquarium, UL Certified :
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Digital pH/TDS Meter with ATC pH Tester, 3 in 1 pH TDS Temp 0.01 Resolution
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ThermoWorks 8100 pH & Temperature Meter Kit
Amazon.com: VIVOSUN 3-in-1 Digital pH Meter with ATC, ±0.1 pH Accuracy Water Quality Tester, 0-14.0 pH Measurement Range for Hydroponics, Household Drinking, Pool and Aquarium : Industrial & Scientific
Portable pH Meter | ATAGO U.S.A.
Digital Soil pH Meter | Digital Soil Tester | Plant BioLogic
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OHAUS Aquasearcher pH Meter AB23PH:pH and Electrochemistry:pH Meters | Fisher Scientific
Pro HM Digital pH Meter - Dilution Solutions
pH Tester | pH Meter | pH or mV | ysi.com
pH Meter, Dr.meter Upgraded 0.01 Resolution High Accuracy PH Tester with Backlit Two-Color LCD Display and ATC, 0-14pH Measurement Range with Data Hold Function Digital pH Tester Pen-PH838: Amazon.com: Industrial & Scientific
Portable Yogurt pH Meter - HI99164
KegLand pH Meter | Digital Display | Automatic Temperature Compensation | 0.01 Resolution | Buffer Solution Included | MoreBeer
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Fisherbrand FE150 Benchtop pH Meter Education Set:pH and Electrochemistry, | Fisher Scientific
ThermoWorks 8000 pH Meter
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Upgraded pH meter, PH838, Dr.meter
Exstik Pocket pH Meter - Pocket Meters | Weber Scientific