Control 4366 Traceable® Conductivity/Total Dissolved Solids Pen (CONTROL-USA) |Available in stock for shipping
Three units provide for conductivity, conductivity/total dissolved solids, and salinity. Pen fulfill requirements for CAP, ASTM, NCCLS, CLSI, ACS, CLIA, AOAC, EPA, APHA, AWWA, WEF, USGS, USP, ISO, and Federal/State regulations.