Hanna HI5221-01 Research Grade pH/ORP Meter

Hanna HI5221-01 Research Grade pH/ORP Meter

The Hanna HI5221-01 Research Grade pH/ORP Meter is a professional-grade benchtop pH and ORP meter designed for researchers and laboratories that require high precision, reliability, and advanced customization. With a clear, backlit display, customizable settings, and highly accurate readings, this meter is ideal for critical pH and redox potential (ORP) measurements.

Features

• High Precision pH Measurement
  Supports pH readings with selectable resolution (0.1 / 0.01 / 0.001 pH) and excellent accuracy up to ±0.002 pH.

• Wide pH Range and Multi-Point Calibration
  pH range from -2.000 to 20.000 pH, with up to 5-point automatic calibration using 8 standard buffers and 5 custom buffer options.

• Advanced ORP Capability
  Measures oxidation-reduction potential (ORP) with a wide ±2000 mV range and high 0.1 mV resolution.

• Automatic or Manual Temperature Compensation
  Ensures accurate readings under variable temperature conditions, from -20.0°C to 120.0°C.

• Backlit LCD Display
  Clear and bright screen with intuitive user interface for fast setup and operation.

• Customizable Settings
  Offers adjustable parameters and calibration options tailored for demanding lab environments.

Specifications

• pH Range:
  -2.0 to 20.0 pH
  -2.00 to 20.00 pH
  -2.000 to 20.000 pH

• pH Resolution:
  0.1 / 0.01 / 0.001 pH

• pH Accuracy (@25°C):
  ±0.1 / ±0.01 / ±0.002 pH ± 1 LSD

• pH Calibration:
  Automatic, up to 5 points with 8 standard buffers (1.68, 3.00, 4.01, 6.86, 7.01, 9.18, 10.01, 12.45)
  Includes 5 custom buffer slots

• Temperature Compensation:
  Automatic or manual, from -20.0 to 120.0°C

• ORP (mV) Range:
  ±2000 mV

• ORP Resolution:
  0.1 mV

• ORP Accuracy:
  ±0.2 mV ± 1 LSD

• Relative mV Offset Range:
  ±2000 mV

Applications

The HI5221-01 is designed for precision work in:

• Research Laboratories – reliable and high-resolution data for chemical and biological studies.

• Pharmaceutical Industry – for stringent pH control in formulation and quality control.

• Environmental Testing – accurate analysis of water, wastewater, and soil samples.

• Food & Beverage Quality Control – monitor pH in production processes and final products.

• Education & Academia – ideal for training and advanced teaching in universities and institutions.