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| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | Seven2Go (S2, S3, S4, SG23, S7, S8, S9) and SevenGo Duo (SG68, SG78, SG98) |
| Measurement Parameters | pH / mV / Ion Concentration / Conductivity / TDS / Resistivity / Salinity / Dissolved Oxygen / Atmospheric Pressure / Temperature |
| Temperature Compensation Modes | Linear, Non-linear, Pure Water |
| Calibration Points | up to 5 (pH), up to 25 (Conductivity), up to 5 (Dissolved Oxygen) |
| Buffer/Standard Sets | 4 (pH), 3 (Conductivity), 4 (Dissolved Oxygen), 138–666 µS/cm custom ranges |
| Electrode Constant Input | Manual or Automatic (via ISM) |
| Endpoint Detection | Auto or Manual |
| Interval Measurement | Configurable |
| Display | Backlit LCD |
| Connectivity | Infrared (IR), micro-USB |
| Data Storage | 200–2000 GLP-compliant records (model-dependent) |
| Protection Rating | IP67 |
| Power Supply | 4× AA alkaline or NiMH batteries |
| Language Support | Up to 12 languages |
| Compliance | GLP, ISO/IEC 17025-aligned data integrity, FDA 21 CFR Part 11-ready (with optional software and audit trail configuration) |
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