TIS Capillary Electrode, API 2000, QTRAP Back Catalog number: CTS-21212 Availability: In the manufacturer's stock Price on request - + Recommended MW101-SOIL MW101-E Portable pH meter MW101-SOIL Price on request MI806 Portable meter pH/EC/TDS/Temp Mi806 Price on request CTS-21102 APCI Capillary Electrode, API 4000, API 5000, 4500 Price on request