Myron L Ultrapen PT1 Conductivity Tester TDS Salinity Meter 575405 Pocket Pen
Achieve laboratory-grade accuracy in the field with the professionalMyron L ULTRAPEN PT1 Conductivity Tester (Model 575405). Myron L ULTRAPEN PT1 Handheld Conductivity TDS & Salinity Tester. Operation is streamlined for simplicity: just press the top button, dip the pen into your fluid solution, and read the high-contrast LCD screen.