Horiba ORP Standard Powder free chlorine and a built-in temperature sensor

and a built-in temperature sensor provides automatic temperature compensation

PS9 — instrument only

and is available cabled or cableless in 316 stainless steel or titanium depending on configuration

boiler and cooling water control

Available in 60 mL (50 tests)

Horiba ORP Standard Powder free chlorine and a built-in temperature sensorHORIBA ORP standard powders for verifying the response of an ORP (redox potential) electrode. Each sachet is made up with a known pH buffer immediately before use to produce a solution of defined millivolt value, giving you a reference point to confirm the electrode is reading correctly. ORP electrodes are not calibrated in the way pH electrodes are most meters display raw millivolts with no user calibration step. Instead you verify: measure a known