TIS Capillary Electrode, API 2000, QTRAP Back Catalog number: CTS-21212 Availability: In the manufacturer's stock Price on request - + Recommended HI2002-02 EDGE pH/ORP metr Price on request CD611 Conductivity tester with ATC, 0 - 20000 µS/cm Price on request PH58 pH/ORP/Temp waterproof tester, -2.00 to 16.00 pH Price on request