TIS Capillary Electrode, API 2000, QTRAP Back Catalog number: CTS-21212 Availability: In the manufacturer's stock Price on request - + Recommended 4090010007 DPC1 Pocket pH/Cond Tester 1.DPC1Meter (battery p 183,48 € 4090010205 DDO100T Benchtop DO Meter (Polarographic type/Tou 765,77 € HI2002-02 EDGE pH/ORP metr Price on request