pH Meter
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| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | FE28-Standard |
| Instrument Type | Benchtop |
| Parameter Types | Dual (pH/mV) |
| pH Measurement Range | -2.00 to 16.00 pH |
| pH Resolution | 0.01 pH |
| pH Accuracy | ±0.01 pH |
| mV Range | -2000 to +2000 mV |
| mV Resolution | 1 mV |
| mV Accuracy | ±1 mV |
| Temperature Range | -5 °C to 105 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.3 °C |
| Temperature Compensation | Automatic (ATC) and Manual (MTC) |
| Calibration Standards | NIST-traceable buffers |
| Interface | RS232 and USB |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | FiveEasyPlus™ |
| pH Range | −2.00 to 16.00 |
| pH Resolution/Accuracy | 0.01 / ±0.01 |
| Temperature Range | 0 to 105 °C |
| Temperature Resolution/Accuracy | 0.1 °C / ±0.3 °C |
| Temperature Compensation | Automatic (ATC) and Manual (MTC) |
| Data Storage | 200 measurement records + current calibration data |
| Buffer Sets | Predefined 4-point calibration sets |
| Interfaces | RS232 and USB |
| Electrode Compatibility | LE438, LE410, LE422, LE420, and other standard BNC-compatible pH electrodes |
| Display | Large backlit LCD with intuitive icon-based interface |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | FE28 |
| Instrument Type | Benchtop |
| Parameter Types | pH and mV |
| Measurement Range | –2.00 to 16.00 pH |
| Resolution | 0.01 pH / 0.1 mV |
| Accuracy | ±0.01 pH |
| Calibration | Manual 1–3 point calibration with standard buffers (e.g., pH 4.01, 7.00, 10.01) |
| Connectivity | RS232 and USB interfaces |
| Display | Large backlit LCD with icon-based status indicators |
| Electrode Holder | Integrated retractable holder |
| Compliance | Designed in accordance with IEC 61010-1 for laboratory electrical safety |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | F2 |
| Instrument Type | Portable |
| IP Rating | IP67 |
| pH Range | 0.00–14.00 |
| pH Resolution | 0.01 |
| pH Accuracy | ±0.01 |
| mV Range | −1999 to +1999 mV |
| mV Resolution | 1 mV |
| mV Accuracy | ±1 mV |
| Temperature Range | 0 °C to 100 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.5 °C |
| Calibration | Up to 3-point with 4 preset buffer sets |
| Endpoint Detection | Auto/manual with audible and visual indication |
| Temperature Compensation | Automatic/manual |
| Electrode Interfaces | BNC, Cinch, NTC 30 kΩ |
| Data Storage | 200 measurement records |
| Display | 3.1-inch segmented LCD |
| Power Supply | 4 × AAA batteries (>200 h battery life) |
| Housing Material | ABS |
| Dimensions | 188 × 77 × 33 mm |
| Weight | 0.26 kg |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | FiveGo F2 |
| Instrument Type | Portable |
| Parameter Type | Single-parameter (pH/mV/°C) |
| pH Range | 0.00–14.00 |
| pH Resolution | 0.01 |
| pH Accuracy | ±0.01 |
| mV Range | −1999 to +1999 mV |
| Temperature Range | 0.0–100.0 °C |
| Temperature Compensation | Automatic or Manual |
| Calibration | Up to 3-point calibration with 4 built-in buffer sets |
| Data Storage | 200 measurement records |
| Protection Rating | IP67 |
| Power Supply | Standard AA batteries |
| Compliance | International buffer standards (DIN, NIST, JIS, etc.) |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | F2-Standard |
| Instrument Type | Portable |
| Parameter Types | Dual (pH & ORP) |
| pH Range | 0.00 – 14.00 |
| pH Resolution | 0.01 pH |
| pH Accuracy | ±0.01 pH |
| ORP Range | 0 mV to ±2000 mV |
| ORP Resolution | 1 mV |
| ORP Accuracy | ±1 mV |
| Temperature Range | 0 °C – 100 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.5 °C |
| Calibration Standard | NIST-traceable buffers |
| Protection Rating | IP67 |
| Data Storage | 200 measurements |
| Electrode Included | LE438 IP67 pH electrode |
| Includes | Wrist strap, electrode holder, calibration buffers, batteries |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Shanghai, China |
| Model | F2-Standard |
| Instrument Type | Portable |
| Parameters Measured | pH and mV (single-channel) |
| pH Range | 0–14 |
| pH Resolution | 0.01 |
| pH Accuracy | ±0.01 |
| mV Range | −1999.000 to +1999.000 |
| mV Resolution | 1 |
| mV Accuracy | ±1 |
| Temperature Range | 0–100 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.5 °C |
| Display | 3.1-inch segmented monochrome LCD |
| Dimensions | 188 × 77 × 33 mm |
| Weight | 260 g |
| Protection Rating | IP67 |
| Sensor Interface | BNC and Cinch/RCA |
| ISM Compatibility | No |
| Data Storage | 200 measurements |
| Included Sensor | LE438 pH electrode |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | F3 |
| Instrument Type | Portable |
| Measurement Range | Conductivity: 0.00 µS/cm to 200 mS/cm |
| TDS | 0.01 mg/L to 200 g/L |
| Temperature | 0 °C to 100 °C |
| Resolution | Conductivity (auto-ranging), Temperature: 0.1 °C |
| Accuracy | Conductivity: ±0.5 %, Temperature: ±0.5 °C |
| Endpoint Detection | Auto/Manual with audible and visual indication |
| Temperature Compensation | Linear, 0.00–10.00 %/°C |
| Reference Temp | 20 °C or 25 °C |
| Calibration | 1-point, with 3 pre-stored standard solutions |
| Data Storage | 200 measurement records |
| Electrode Interface | LTW 7-pin |
| IP Rating | IP67 |
| Power Supply | 4 × AAA batteries (>200 h operation) |
| Display | 3.1-inch segment LCD |
| Housing Material | ABS |
| Dimensions/Weight | 188 × 77 × 33 mm / 0.26 kg |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | F4 |
| Instrument Type | Portable |
| IP Rating | IP67 |
| Measurement Range | 0.1–400 % saturation |
| Temperature | 0–50 °C |
| Pressure Compensation | 375–825 mmHg / 500–1100 mbar / 500–1100 hPa |
| Salinity Compensation | 0.0–50.0 ppt |
| Resolution | 0.1 % |
| Accuracy | ±1% of reading (O₂), ±0.3 °C (temperature) |
| Endpoint Detection | Auto/Manual with audible tone & icon |
| Temperature Compensation | Automatic/Manual |
| Calibration | Two-point (0% and 100% O₂) |
| Data Storage | 200 measurement records |
| Electrode Interface | BNC, Cinch, NTC 30 kΩ |
| Power Supply | 4 × AAA batteries (>200 h operation) |
| Display | 3.1-inch segmented LCD |
| Housing Material | ABS |
| Dimensions/Weight | 188 × 77 × 33 mm / 0.26 kg |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Product Line | InPro (industrial online) / InLab (laboratory & portable) |
| Electrode Types | pH, ORP (Redox), Conductivity |
| Reference Systems | XEROLYT™ solid-state electrolyte, SteadyForce™ pressurized reference |
| Compliance | ATEX, FM, EHEDG, USP <797>, FDA 21 CFR Part 11 (software-enabled systems), ISO/IEC 17025 (calibration traceability) |
| Application Scope | Lab QC, biopharma in-line monitoring, food & beverage CIP/SIP validation, chemical process control, ultrapure water systems |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Germany |
| Model | LE438 |
| Instrument Type | Portable |
| Parameter Types | Multi-parameter |
| pH Measurement Range | 0–14.0 |
| Resolution | 0.1 pH |
| Accuracy | ±0.1 pH |
| Calibration Buffers | pH 4.01 / 7.00 / 9.21 |
| Temperature Range | 0 °C to 80 °C |
| Electrode Body Material | POM (Polyoxymethylene) |
| Electrode Length | 120 mm |
| Electrode Diameter | 12 mm |
| Cable Length | 1 m |
| Connector | BNC/RCA (Cinch) |
| Reference System | Ag/AgCl |
| Reference Electrolyte | Gel-filled |
| Glass Membrane Type | U-type |
| Electrode Impedance (25 °C) | < 250 MΩ |
| Integrated Temperature Sensor | NTC 30 kΩ |
| Liquid Junction | Polyester |
| Maintenance-Free Design | Yes |
| Signal Output | Analog |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Manufactured in China (for global distribution) |
| Manufacturer Type | Authorized Distributor |
| Model | NineFocus NF2000 |
| Price Range | USD 6,200 – 7,600 (FOB) |
| ORP Range | −2000 to +2000 mV |
| pH Range | −2.000 to 20.000 |
| pH Resolution | 0.001 / 0.01 / 0.1 |
| pH Accuracy | ±0.002 |
| mV Resolution | 0.1 / 1 |
| mV Accuracy | ±0.1 |
| Temperature Range | −30 °C to +130 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.1 °C (at 0 °C and 100 °C) |
| Display | 7" color TFT touchscreen |
| Dimensions (W × D × H) | 111 × 178 × 325 mm |
| Weight | 1604 g |
| IP Rating | IP52 |
| Data Storage | 3000 measurement records |
| Connectivity | USB-A, USB-C, mini-DIN (ISM-compatible port), LAN, RS-232 (via optional adapter), Bluetooth (optional module) |
| Software Integration | LabX® PC software (full GLP/GMP support), optional barcode reader, stirrer control, and modular parameter expansion |
| Electrode Included | InLab® Expert Pro-ISM pH electrode with digital diagnostics and SmartCal™ traceability |
| Compliance | Fully compliant with ISO/IEC 17025, ASTM D1293, USP <791>, EP 2.2.3, and FDA 21 CFR Part 11 (audit trail, electronic signatures, user roles) |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland (manufactured in global METTLER TOLEDO facilities) |
| Model | NineFocus NF2340 Kit |
| pH Range | –2.000 to 20.000 |
| pH Resolution | 0.001 |
| pH Accuracy | ±0.002 |
| Conductivity Range | 0.001 μS/cm to 2000 mS/cm |
| Conductivity Resolution | 0.001–0.1 μS/cm (auto-ranging) |
| Conductivity Accuracy | ±0.5% of reading |
| Dissolved Oxygen Range | 0.000–50.000 mg/L |
| DO Resolution | 0.001 mg/L |
| DO Accuracy | ±0.1 mg/L (0–8), ±0.2 mg/L (8–20), ±10% (20–50) |
| ORP/mV Range | –2000 to +2000 mV |
| mV Resolution | 0.1 mV |
| mV Accuracy | ±0.1 mV |
| Temperature Range | –30 °C to +130 °C |
| Temp Resolution | 0.1 °C |
| Temp Accuracy | ±0.1 °C (0–100 °C) |
| Display | 7" color TFT touchscreen |
| Dimensions (W×D×H) | 111 × 178 × 325 mm |
| Weight | 1.79 kg |
| IP Rating | IP52 |
| Data Storage | 3000 measurement records |
| Connectivity | USB-A, USB-C, mini-DIN (ISM-compatible port), LAN, optional Bluetooth |
| Software Compatibility | LabX™ PC software, GLP-compliant audit trail, 21 CFR Part 11 support |
| Electrode Compatibility | InLab® 731 Pro-DES®, InLab® Expert Pro-DES®, InLab® OptiOx Pro-DES® |
| Languages | English, Spanish, French, German, Italian, Portuguese, Polish, Russian, Turkish, Thai, Simplified & Traditional Chinese |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | China (Domestically Manufactured) |
| Model | NineFocus NF3000 Conductivity Meter Kit |
| Conductivity Range | 0.001 µS/cm to 2000 mS/cm |
| Conductivity Resolution | 0.001–0.1 µS/cm (auto-ranging) |
| Conductivity Accuracy | ±0.5% of reading |
| Temperature Range | −30 °C to +130 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.1 °C between 0 °C and 100 °C |
| mV Range | −2000 to +2000 mV |
| Display | 7" color TFT touchscreen |
| Dimensions (W × D × H) | 111 × 178 × 325 mm |
| Weight | 1604 g |
| IP Rating | IP52 |
| Data Storage | 3000 measurement records |
| Connectivity | USB-A, USB-C, mini-DIN (ISM-compatible port), LAN, HDMI (ALT/W 4-pin), RS-232 (via adapter) |
| Software Compatibility | LabX® PC software |
| Regulatory Compliance | GLP-compliant |
| Electrode Included | InLab® 731 Pro-DES conductivity sensor with Smart Sensor Recognition (ISM) |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | perfectlON™ |
| Pack Size | 5 × 60 mL per variant |
| Compatible Electrode Series | perfectION™ Composite Ion-Selective Electrodes (Ca²⁺, F⁻, Ag⁺/S²⁻, Cl⁻, CN⁻, Pb²⁺, Cu²⁺, I⁻, K⁺, NO₃⁻) |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Shanghai, China |
| Product Code(s) | 30095312 |
| pH Values | 4.01, 7.00, 9.21 |
| Volume per Bottle | 250 mL |
| Certified Uncertainty | ±0.02 pH |
| Shelf Life | 24 months |
| Accuracy | ±0.01 pH |
| Resolution (for compatible meter) | 0.01 pH |
| Packaging | Bottled |
| Intended Use | pH meter calibration and verification |
| Compliance | Traceable to NIST and DIN 19265 standards |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | S20 |
| pH Range | 0.00–14.00 |
| pH Resolution | 0.01 |
| Relative pH Accuracy | ±0.01 |
| mV Range | −1999 to +1999 mV |
| mV Resolution | 1 mV |
| Relative mV Accuracy | ±0.4 |
| Temperature Range | −5.0 to 105.0 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.5 °C |
| Display | LCD |
| Power Supply | External AC adapter or 4× AA (LR6) batteries |
| Calibration | Auto-buffer recognition, user-definable buffer sets, ATC, auto-endpoint hold |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | S2, S8 |
| Instrument Type | Portable |
| Parameter Type | Single-parameter (pH/mV/Ion) |
| Measurement Range | −2.000 to 20.000 pH |
| Resolution | 0.001 / 0.01 / 0.1 pH |
| Accuracy | ±0.002 pH |
| Calibration Solution Compatibility | NIST-traceable USA-type buffers (international version) |
| Ingress Protection Rating | IP67 |
| ISM Support | Yes (InLab ISM™ smart electrode recognition) |
| Display | High-contrast sunlight-readable LCD with StatusLight indicator |
| Interface | IP67-rated USB port |
| Language Support | 12 languages including English, German, French, Spanish, Chinese, Japanese, Korean, etc. |
| Operating Environment | Lab, field, and process-line applications |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Instrument Type | Benchtop |
| Parameter Capability | Multi-parameter |
| pH Accuracy | ±0.002 |
| pH Range | –2.000 to 20.000 |
| pH Resolution | 0.001 |
| mV Range | –2000 to +2000 mV |
| mV Resolution | 0.1 mV |
| mV Accuracy | ±0.1 mV |
| Calibration Standards | NIST-traceable US standard buffer solutions |
| Ingress Protection | IP54 |
| Display | High-contrast color TFT touchscreen |
| Language Support | 12 built-in interface languages |
| Connectivity | USB-A (host & device), RS232, optional Bluetooth® module |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Instrument Type | Benchtop |
| Measurement Modes | pH, mV, rel. mV, ORP, ion concentration (with appropriate electrode) |
| pH Range | –2.000 to 20.000 |
| Resolution | 0.001 / 0.01 / 0.1 (user-selectable) |
| Accuracy | ±0.002 pH |
| Calibration Options | 1–5 point calibration with automatic buffer recognition |
| Display | 4.3" full-color TFT touchscreen |
| Environmental Rating | IP54 |
| Language Support | 12 languages |
| Connectivity | USB-A (host), USB-B (device), RS232 (optional), Bluetooth (S230 only) |
| Compliance | Designed for GLP/GMP environments |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | S210 / S220 / S230 |
| Instrument Type | Benchtop |
| Parameter Types | Multi-parameter (pH, mV, rel. mV, °C) |
| Measurement Range | –2.000 to 20.000 pH |
| Resolution | 0.001 / 0.01 / 0.1 pH |
| Accuracy | ±0.002 pH |
| Calibration Solutions | China-specific buffer sets (e.g., pH 4.01, 6.86, 9.18) |
| IP Rating | IP54 |
| Display | High-contrast color TFT touchscreen |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | S220 / S230 |
| Measurement Range | pH: –2.000 to 20.000 |
| mV/Rel.mV | –2000.0 to 2000.0 |
| Ion Concentration | 0.000–1000.0 %, 1.00E–9–9.99E+9 mmol/L, 1.00E–9–9.99E+9 mol/L, –2.000–20.000 pX |
| Conductivity | 0.001 µS/cm to 1000 mS/cm |
| TDS | 0.00 mg/L to 1000 g/L |
| Salinity | 0.00–80.00 psu, 0.000–10000.0 ppm |
| Resistivity | 0.00–100.0 MΩ·cm |
| Conductivity Ash | 0.000–2022 % |
| Temperature | –30.0 to 130.0 °C |
| Resolution | pH: 0.001/0.01/0.1 |
| Conductivity | 0.001–1 µS/cm |
| mV | 0.1/1 |
| TDS | 0.01–1 |
| Salinity/Resistivity | 0.00–1.0 |
| Ash | 0.001–1 |
| Temp | 0.1 °C |
| Accuracy | pH: ±0.002 |
| Conductivity | ±0.5% |
| mV | ±0.2 |
| TDS/Salinity/Resistivity/Ion Conc. | ±0.5% |
| Temp | ±0.1 °C |
| Calibration | Up to 5-point pH, 1-point conductivity |
| reference temp | 20 or 25 °C |
| endpoint | auto/manual/timed |
| stability modes | fast/standard/strict |
| GLP Compliance | Full audit trail, user/sample/electrode ID logging, password protection (startup/data/system), measurement limit alerts, calibration due reminders, electrode performance indicator, 1000-data storage, GLP-compliant print/export (USB drive, LabX direct pH software), RS232/USB-A/USB-B interfaces, IP54 rating, operating ambient: 5–40 °C, 5–80% RH non-condensing |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | S220 |
| Measurement Range | -2 to 20 pH |
| Resolution | 0.001 pH |
| Accuracy | ±0.002 pH |
| Calibration Precision | 0.001 pH |
| Calibration Solutions | Universal buffer sets |
| Temperature Sensor Compatibility | NTC 30 kΩ and Pt1000 probes |
| Compliance | GLP, USP <645>, EP 2.2.38, ChP (Chinese Pharmacopoeia) Water Conductivity Requirements |
| Connectivity | USB host/device, RS232, analog output, optional printer/computer/U-disk/magnetic stirrer interface |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Instrument Type | Benchtop |
| Model | SD20 |
| Measurement Parameters | pH, mV (ORP), ref mV, Temperature |
| pH Range | –2.000 to 20.000 |
| mV Range | –2000.0 to 2000.0 |
| Temperature Range | –30.0 to 130.0 °C |
| Resolution | 0.001/0.01/0.1 pH (adjustable), 0.1/1 mV, 0.1 °C |
| Accuracy | ±0.002 pH |
| Temperature Compensation | Automatic & Manual |
| Calibration Points | Up to 5-point |
| Buffer Sets | 11 preloaded + 10 customizable |
| Endpoint Modes | Auto, Manual, Time Interval |
| Language Support | 10 languages (English, Chinese, German, French, Italian, Russian, Korean, Spanish, Portuguese, Dutch) |
| Data Storage | 2000 GLP-compliant entries with timestamp, sample ID, electrode ID, user ID |
| Connectivity | USB for PC export and printer output |
| IP Rating | IP54 |
| Display | 7-inch full-color capacitive touchscreen |
| User Management | Two-level access control (Operator/Admin) |
| Compliance | Fully GLP-compliant with audit trail-ready data logging |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Instrument Type | Benchtop |
| Model | SD50 |
| Measurement Parameters | pH, mV (ORP), ref mV, Ion Concentration (pX, mol/L, mmol/L, mg/L, ppm, %), Temperature |
| pH Range | –2.000 to 20.000 |
| mV Range | –2000.0 to 2000.0 |
| Temperature Range | –30.0 to 130.0 °C |
| Ion Concentration Range | 0 to 999,999 (unit-dependent) |
| pH Resolution | 0.001/0.01/0.1 (selectable) |
| mV Resolution | 0.1 / 1 |
| Temperature Resolution | 0.1 °C |
| pH Accuracy | ±0.002 |
| mV Accuracy | ±0.1 (–500.0 to 500.0 mV) or ±0.2 (–2000.0 to 2000.0 mV) |
| Ion Accuracy | ±0.5% of reading |
| pX Accuracy | ±0.002 |
| Temperature Accuracy | ±0.1 °C (0–100 °C) |
| Calibration | Up to 5-point, auto-buffer recognition, 11 built-in buffer sets + 10 customizable sets |
| Endpoint Modes | Auto, Manual, Time Interval |
| Language Support | 10 languages (English, Chinese, German, French, Italian, Russian, Korean, Spanish, Portuguese, Japanese) |
| Data Storage | 2000 GLP-compliant records with timestamp, sample ID, electrode ID, user ID |
| Connectivity | USB (U-disk export), PC software integration |
| Enclosure Rating | IP54 |
| User Management | Dual-level access control |
| Touchscreen | 7-inch full-color capacitive display with glove-mode support |
| Accessories Included | InLab Expert Pro-ISM electrode, EasyMix™ electrode stand, buffer pouches, protective cover, corrosion-resistant interface housing |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Instrument Type | Benchtop |
| Parameter Types | pH, mV, Ion Concentration, Conductivity, Resistivity, TDS, Salinity, Dissolved Oxygen (Polarographic & Optical), Temperature |
| pH Range | -2.000 to 20.000 |
| pH Resolution | 0.001 / 0.01 / 0.1 |
| pH Accuracy | ±0.002 |
| mV Range | -2000.0 to 2000.0 mV |
| mV Resolution | 0.1 / 1 |
| mV Accuracy | ±0.1 mV |
| Temperature Range | -30.0 to 130.0 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.1 °C |
| Conductivity Range | 0.001 µS/cm to 2000 mS/cm |
| Conductivity Accuracy | ±0.5% |
| Dissolved Oxygen (Polarographic) | 0.000–50 mg/L, ±0.1 mg/L (0–8 mg/L), ±0.2 mg/L (8–20 mg/L), ±10% (20–50 mg/L) |
| Dissolved Oxygen (Optical) | 0.000–99 mg/L, ±0.5% |
| Ion Concentration Range | 0–999999 mg/L or ppm |
| Ion Accuracy | ±0.5% |
| Salinity Range | 0.01–80.0 psu |
| Salinity Accuracy | ±0.5% |
| TDS Range | 0.001–1000 g/L |
| Modular Architecture | Four interchangeable measurement modules (S400 pH/mV, S500 pH/Ion, S700 Conductivity, S600/S900 DO), Three independent measurement channels |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Shanghai, China |
| Model Range | S400 (pH/mV/ISFET), S470 (pH/mV/ISFET + Conductivity/TDS/Salinity/Resistivity/Conductivity Ash), S500 (pH/mV/Ion Concentration), S700 (Conductivity/TDS/Salinity/Resistivity/Conductivity Ash) |
| Measurement Range | –2.000 to 20.000 pH |
| Resolution | 0.001 / 0.01 / 0.1 pH |
| Accuracy | ±0.002 pH |
| mV Range | –2000.0 to +2000.0 mV |
| mV Resolution | 0.1 / 1 mV |
| mV Accuracy | ±0.1 mV |
| Conductivity Range | 0.001 µS/cm to 2000 mS/cm |
| Conductivity Accuracy | ±0.5% |
| Temperature Range (ATC/MTC) | –30.0 to 130.0 °C |
| Temperature Accuracy | ±0.1 °C |
| Data Storage | 20,000 data points, 250 analytical result sets |
| Compliance | GLP-compliant data handling, ISO/IEC 17025-ready workflows, supports 21 CFR Part 11 audit trails via LabX software |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | S500-B |
| Instrument Type | Multifunctional |
| Parameter Types | Multi-parameter |
| pH Measurement Range | -2.000 to 20.000 |
| pH Resolution | 0.001 / 0.01 / 0.1 |
| pH Accuracy | ±0.002 |
| mV Range | -2000.0 to 2000.0 mV |
| mV Resolution | 0.1 / 1 mV |
| mV Accuracy | ±0.1 mV |
| Ion Concentration Range | 1.00E⁻⁹ to 9.99E⁺⁹ (units depend on ion selected) |
| Ion Resolution | Least Significant Digit |
| Ion Accuracy | ±0.05 units (relative to concentration value) |
| Temperature Range | -30.0 to 130.0 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.1 °C |
| Calibration Points | Up to 5-point calibration |
| Buffer Options | 8 pre-programmed + 20 user-defined buffers |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model Series | S230 / S400 / S500 / S700 |
| Conductivity Range | 0.001 µS/cm to 2000 mS/cm |
| Conductivity Accuracy | ±0.5% of reading |
| Temperature Range | −30.0 to 130.0 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.1 °C |
| Resistivity Range | 0.01 to 100.0 MΩ·cm |
| TDS Range | 0.001 mg/L to 1000 g/L |
| Salinity Range | 0.00 to 80.00 PSU or ppt |
| Display | 7-inch capacitive color touchscreen |
| Connectivity | USB, RS232, Ethernet |
| Compliance | GLP, GMP, FDA 21 CFR Part 11 (with optional software configuration) |
| Calibration Support | Manual and automated (with Rondolino autosampler) |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | SevenExcellence™ |
| Compliance | GLP-compliant architecture |
| Connectivity | USB, RS232, Ethernet, Bluetooth (optional) |
| Display | 7-inch full-color capacitive touchscreen |
| Data Storage | Internal memory for ≥10,000 measurement records with timestamp, user ID, and electrode metadata |
| Security | Role-based user access, audit trail, electronic signatures (21 CFR Part 11 ready) |