Mettler Toledo SevenDirect SD23 Desktop Multiparameter Meter
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Mettler Toledo SevenDirect SD23 Benchtop Multiparameter was developed for a wide range of applications, providing pH – conductivity measurements – TDS… correct for any sample. With upgraded outstanding features, easy to use, fast and powerful data processing options, ready to satisfy the needs of users.

Features of Mettler Toledo SevenDirect SD23 Desktop pH Meter
- Range: -2,000 … 20,000 pH; -2000 … 2000 mV; 0.000µS/cm… 20,000mS/cm; 0.00mg/L … 1000g/L; 0.00 … 80.00 psu; 0.00 … 100.0 MΩcm; -30… 130°C
- Resolution: 0.001/0.01/0.1 pH; 0.1/1 mV; Depending on the scale (up to 0.001); 0.1°C
- Accuracy: ± 0.002 pH; ± 0.1 – 0.2 mV; ± 0.5%; ± 0.1°C
- Calibration: Up to 5 points, Linear or Segment (pH); Up to 2 points, Linear or Manually Enter Cell constant (conductivity)
Mettler Toledo SevenDirect SD23 Features:
Two results in one measurement
SD23 allows users to quickly switch between “single” and “Dual” measurement modes for maximum flexibility. Users can measure both pH and conductivity separately or at the same time.
Intuitive to use
Increase productivity and reduce error risk. With on-screen instructions, SD23 assists operators in performing procedures accurately and quickly. Automated limit testing allows users to make quick decisions in quality control.
Precise positioning of your sensor
Electrode arm EasyPlace for easy sensor handling. Dedicated locations for calibration, measurement, cleaning and storage simplify day-to-day operations.

Easy handling of data
EasyDirect software simplifies data processing by automatically transferring data from the device to the PC, printing or exporting it for analysis accumulating more.
| Device | Kit | Electrode included | Provide includes | Order code |
| SevenDirect SD23 | Basic |
– |
SD23, power, EasyPlace electrode holder, screen protector, manual | 30671553 |
| Kit | ![]() |
SD23Basic, Inlab Expert Pro ISM & Inlab 731 ISM, 2 sachets of each standard pH 4.01, 7.00, 9.21, 10.01 & 1413µS/cm and 12.88 mS/cm | 30671567 | |
| Pure H2O Kit | ![]() |
SD23Basic, Ilab Pure Pro ISM & Inlab 741 ISM and 2 sachets each of pH 4.01, 7.00, 9.21, 10.01 & 84µS standard solutions /cm | 30671568 |
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