WTW SenTix® 940 IDS pH Electrode non-contact and the pH/ORP sensor is

and the pH/ORP sensor is user-replaceable

24 Total Algae-Phycocyanin Sensor (Fresh Water) † 626210 $3

NIST Traceable: Solutions are standardized against NIST primary standards for superior accuracy

Lip Seal Kit

A smartphone interface delivers accurate data and enables simplified calibration

WTW SenTix® 940 IDS pH Electrode non-contact and the pH/ORP sensor isThe WTW SenTix 940 is a universal, low maintenance digital IDS pH electrode with an integrated temperature sensor. As an IDS sensor it is recognized automatically by MultiLine meters and carries its own calibration data, so it is ready to measure the moment it is connected. A gel electrolyte and robust glass membrane make it a dependable all rounder for both field and laboratory pH measurement. Compatible with the WTW Multi 3510 3620 3630 IDS portable