TIS Capillary Electrode, API 2000, QTRAP Back Catalog number: CTS-21212 Availability: In the manufacturer's stock Price on request - + Recommended MI150 pH/Temp combined bench meter Mi150 Price on request PH55 pH/Temp waterproof tester, -2.0 to 16.0 pH Price on request MW802 Smart pH/EC/TDS combined meter MW802 Price on request