83033969, STPURE pH ElectrodeApplication:Glass-body refillable pH electrode for pure water (distilled water, rain water, tap water etc.).Backed by our commitment to accurate and precise measurement,...
83033967, ST320 pH ElectrodeApplication:3-in-1 non-refillable pH electrode with integrated temprature probe. Suitable for standard or muddy samples.Backed by our commitment to accurate and precise...