pH Solution Size:1 Gallon allowing users to effortlessly switch

allowing users to effortlessly switch between monitoring different gases on different days by simply replacing the sensors

Used with: pHotoFlex STD

360-Degree LED alarm bar

and stainless steel extensions let you reach depths up to 12 ft or more depending on lithology

and a 1/8" NPT vent/drain connection is built in

pH Solution Size:1 Gallon allowing users to effortlessly switchpH calibrating buffers are formulated with NIST specified ingredients including EPA registered broad spectrum antimicrobials to assure long life free of mold and bacterial growth. These are color coded for easy recognition. Accuracy is referenced to NIST Standard Reference Materials 0. 01 pH @ 25C for routine buffers.