HM Digital C342 C 342 ppm / 700 µS TDS/EC Calibration Solution, 90ml, 3oz 891144 000014
342 ppm as NaCl; 362 as KCl; 478 as 442; 700 µS
Spare 1.5 V Battery for eSseasongear, HANNA, HM Digital and Milwaukee Pocket pH TDS ORP Testers, Pack/10
Replacement button battery batteries for Pen style Tester Meter, SALT-3000, SALT-3050, TDS-EZ, ZT-2, TDS-3, TDS-4, COM-80, PH-80 and many more.
Milwaukee M10031 1413 µS/cm EC Conductivity Solution, 20ml, M 10031
1413 us/cm 1413us