PH60Z-MS Smart pH Meter Kit for Small-Volume Samples

What It Is

The PH60Z-MS is a complete portable pH measurement kit built around two matched components: the Apera PH60Z smart meter body and the LabSen 246-5, a non-refillable semi-micro pH/temperature electrode manufactured with proprietary sensor technology and materials sourced from Switzerland. The combination is purpose-built for situations where a conventional 12 mm bulb probe is impractical — test tubes, small-volume reservoir samples, runoff catch containers, or any application where you need a precise reading from a tight or limited-volume sample.

The ø6 mm sensor tip on the LabSen 246-5 can read pH in as little as 60 µL of solution when used with the included semi-micro sample container. The electrode uses a Long-Life Reference System that outperforms standard Ag/AgCl designs by maintaining reference potential stability over a longer service period, and a specially formulated blue gel inner electrolyte that eliminates air bubble formation — a common source of unstable, jumping readings. The glass membrane is rated 10× stronger than traditional membranes.

The PH60Z meter body features Automatic Temperature Compensation (ATC) across a 0–50°C range, a 3-color backlit LCD (blue for measurement, green for calibration, red for alarm), automatic stable-value recognition with reading lock, and Bluetooth connectivity to the ZenTest mobile app on iOS, iPadOS, macOS, and Android. The meter functions as a standalone instrument even without a smartphone connection.

Who It's For

Licensed cannabis and hemp cultivation operations encounter pH-critical measurement scenarios that a standard dip-style pen tester can't reliably address. Tissue culture and propagation labs working with small-volume media or agar solutions need a slim electrode that fits inside standard lab vessels. Post-harvest and extraction teams verifying wash or solvent pH often have limited sample quantities. Quality-control staff pulling runoff samples from individual pots or trays may collect only a few milliliters per data point.

The PH60Z-MS is also well-suited for nutrient-formulation verification where you're titrating small batches before scaling — you get a lab-grade reading without consuming more sample than you can spare. Any grow operation running a documented SOPs-and-data framework will benefit from the ZenTest app's cloud data logging: measurements are recorded with timestamps and geo-location, shareable directly from the app, and protected against device loss via automatic cloud backup.

For facilities that already run Apera's broader meter ecosystem — the PH400, PC400, PH400S, or SX-series bench meters — the LabSen 246-5 electrode is also compatible with those instruments via the standard 8-pin connector, making it a cross-platform investment rather than a single-use purchase.

Key Features

Swiss LabSen 246-5 Semi-Micro Electrode: ø6 mm sensor tip reads pH in volumes as low as 60 µL using the included semi-micro container. Fast-response sensitive membrane, Long-Life Reference System for extended service life, and a blue gel inner electrolyte that prevents air bubble formation and the erratic readings that come with it.

PH60Z Smart Meter Body: ±0.01 pH accuracy, –2.00 to 16.00 pH range, 0.01 pH resolution. Auto Temperature Compensation (0–50°C). Up to 3-point auto calibration with automatic recognition of five buffer standards (pH 1.68, 4.00, 7.00, 10.01, 12.45). Stable-Value Recognition flags confirmed readings — no guessing when to lock. Reading alarm settings and self-diagnosis function included.

ZenTest Mobile App (iOS/Android/macOS, free): Bluetooth connectivity turns the PH60Z into a data-management instrument. The app provides step-by-step calibration guidance, cloud-based data logging with timestamps and geo-location, multiple display modes, and direct data sharing via email. All measurement records are backed up to cloud storage automatically — no manual export required.

Complete Kit Contents: PH60Z smart meter, LabSen 246-5 semi-micro pH/temp electrode, semi-micro sample container, Apera CalPod Solution Organizer, ready-to-use calibration buffers (pH 4.00, 7.00, 10.01), soaking solution, and rugged carrying case. Everything needed for calibrated field or lab measurement is included out of the box.

How It Fits a Commercial Grow Program

pH management is non-negotiable in licensed cultivation — nutrient lockout, root zone stress, and compliance sampling all hinge on accurate, traceable readings. The PH60Z-MS addresses a specific gap: the measurement scenarios where sample volume is limited and electrode size matters. A 6 mm tip fits inside a standard 16 mm test tube; a conventional bulb probe does not.

The ZenTest cloud data log creates an audit-ready record of every measurement without manual transcription. For multi-site operations, geo-location tagging on each reading ties data to the specific room, bench, or batch where it was taken. For compliance teams, timestamps and shareable reports from the app reduce documentation overhead in regulated environments.

Warranty coverage is two years on the meter body and six months on the LabSen 246-5 electrode — consistent with Apera's commercial instrument line. Replacement electrodes are available separately (LabSen 246-5, Apera SKU AI3235), so meter body longevity is not tied to electrode service life. Request a quote through HSC to discuss volume pricing and lead time.