Bluelab pH PenPlus – Replaceable Probe pH & Temperature Meter | IP68 Waterproof | Made in NZ gel-filled ORP probe MI555-05 acid reagent is needed

MI555-05 acid reagent is needed to determine free sulfur dioxide using the MI455 Mini Titrator

6-9 month filter cartridge life

the MI180 MAX is your cost effective meter for fast

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Bluelab pH PenPlus – Replaceable Probe pH & Temperature Meter | IP68 Waterproof | Made in NZ gel-filled ORP probe MI555-05 acid reagent is neededBluelab pH PenPlus Replaceable Probe pH & Temperature Meter Minimise downtime, extend product life, and support confident decision making. The Bluelab pH PenPlus (SKU: PENPLUSPH) delivers industry leading pH accuracy with a replaceable double junction probe engineered for continuity in demanding grow environments. When natural probe wear occurs, simply swap the probe, not the whole pen. Less downtime, less disruption, continued confidence in every