Apera Instruments PH910 Benchtop Lab pH Meter Kit with LabSen 211 Refillable Glass pH Electrode: Amazon.com: Industrial & Scientific
pHmetro XS 50 PLUS. XS. Completo con brazo articulado y electrodo de pH G-201TN con sensor de temperatura integrado, disoluciones tampón pH 4.01, 7.00 y Manual en Español. | x u.
pX 4 Tester KIT - Easylab
Laboratory pH meter - 7 Vio - XS Instruments - portable / with thermometer / with ORP meter
Conductivity testers COND 5 | Conductivity tester | Conductivity | Measuring Instruments | Labware | Carl Roth - International