Orion Star™ A121 Portable pH Meter
Take simple, routine pH, mV and temperature measurements with the Thermo Scientific™ Orion Star™ A121 Portable pH Meter. This meter is an easy-to-use and budget-friendly instrument for basic pH analysis in the field. Perform up to a 3 point pH calibration with easy recall of calibration points and slope. Quickly navigate setup menus and ensure consistent calibrations using the simple keypad layout and on-screen text prompts. This waterproof meter has an IP67-rated housing for rugged protection in outdoor environments.
Thermo Scientific Orion Star A121 Portable pH Meters are a simple, economical solution for your routine outdoor sample analysis. Featuring an emphasized measure key, selectable read modes and measurement stability indicator, our basic Orion Star A121 pH Meters are designed to deliver measurements you can trust at an affordable price.
- Measure pH, mV or relative mV with temperature
- Perform up to a 3 point pH calibration with automatic buffer recognition or manual buffer entry
- Simplified, easy-to-read display shows main measurement with temperature, stability indicator and electrode condition icon
- User-friendly operation with basic calibration text prompts
- Easily recall calibration data for procedure checks
- Non-volatile memory preserves 50 point internal data log and meter settings, even with loss of power
- Flexible power options with AA batteries or optional universal power adapter
- IP67-rated housing is waterproof for rugged field operation
- Meter kits include hard-sided field case and protective meter armor with electrode holders, adjustable wrist/belt strap and built-in meter stand
- Meters offer CE, TUV 3-in-1 and FCC Class A certifications
- 3-year replacement warranty
Disclaimer to internal research use restriction:
Any restrictions on the purchaser to utilize the product(s) for internal research purposes only does not apply to the product(s) on the web pages associated with this statement.
- Measuring pH in Surface Water
- Titratable Acidity of Red Wine by Manual Titration (Potentiometric)
- Measuring pH in Wine and Juice
- My samples read pH 13-14, but my highest pH calibration standard buffer only goes to pH 12.46. Will my sample readings be accurate if the calibration buffers don’t bracket the sample pH?
- Measuring pH in Low Ionic Strength Solutions
- Measuring pH of Concentrated Samples
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Orion Star™ A121 Portable pH MeterAs low as $534.63
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