The Horiba Laqua 9651-10D 3-in-1 pH Electrode, Field Testing, Plastic Body, # 3200642020 is ideal for field testing. The body is durable and no need to refill the electrode. HORIBA's superior electrode technology has produced unparalleled tough pH glass bulbs and unique flat sensors. Electrodes have different designs to cater a wide range of applications - from pure water to complex samples.
