Conductivity Meter
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| Key | Brand: Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | OEM Manufacturer |
| Instrument Type | Benchtop Laboratory Conductivity Meter |
| Model | DDSJ-308F |
| Conductivity Range | 0.000 μS/cm to 1000 mS/cm |
| TDS Range | 0.000 mg/L to 1000 g/L |
| Resistivity Range | 5.00 Ω·cm to 100.0 MΩ·cm |
| Salinity Range | 0.00–8.00% |
| Temperature Range | −10.0–135.0 °C |
| Accuracy | ±0.5% FS (Conductivity, Resistivity, TDS), ±0.1% FS (Salinity), ±0.1 °C (Temperature) |
| Resolution | 0.001 μS/cm (auto-ranging), 0.01 Ω·cm, 0.001 mg/L, 0.01%, 0.1 °C |
| Temperature Compensation | Automatic/manual, with selectable reference temperatures (20 °C or 25 °C) |
| Calibration | 1–3 point, auto-recognition of 4 GB-standard conductivity solutions |
| Data Storage | 500 datasets per parameter |
| Interface | RS-232 (for printer), USB (for PC connectivity) |
| Protection Rating | IP54 |
| Power Supply | AC 100–240 V input, DC 9 V output |
| Dimensions | 242 × 195 × 68 mm |
| Weight | 0.9 kg |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | DDSJ-318T |
| Measurement Parameters | Conductivity, TDS, Resistivity, Salinity, Temperature |
| Form Factor | Benchtop |
| Application Environment | Laboratory |
| Conductivity Range | 0.000 μS/cm to 2000 mS/cm |
| TDS Range | 0.000 mg/L to 1000 g/L |
| Resistivity Range | 5.00 Ω·cm to 100.0 MΩ·cm |
| Salinity Range | (0.00–8.00)% |
| Temperature Range | 0.00–100.00 °C |
| Accuracy | ±0.5% FS |
| Minimum Resolution | 0.001 μS/cm |
| Temperature Compensation Modes | None, Linear, Non-linear, Pure Water |
| Reference Temperatures | 5.0, 10.0, 15.0, 18.0, 20.0, 25.0 °C (default) |
| Electrode Constant Auto-Detection | Yes |
| Calibration Points | 1–5 points |
| IP Rating | IP54 |
| Data Storage Capacity | 1000 datasets |
| Compliance | GLP, GMP-supportive audit trail, FDA 21 CFR Part 11-ready data handling via optional software |
| Interfaces | RS-232, USB, U-disk support, barcode scanner compatibility, optional autosampler integration |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | OEM Manufacturer |
| Origin Category | Domestic (China) |
| Model | DDSJ-318T |
| Detection Parameters | Single-Parameter (Conductivity, Resistivity, TDS, Salinity, Ash, Temperature) |
| Portability | Benchtop |
| Application Environment | Laboratory |
| Conductivity Range | 0.000 µS/cm to 2000 mS/cm |
| TDS Range | 0.000 mg/L to 1000 g/L |
| Resistivity Range | 5.00 Ω·cm to 100.0 MΩ·cm |
| Salinity Range | 0.00–8.00 % |
| Temperature Range | −10.0 to 135.0 °C |
| Accuracy | ±0.5 % FS (Conductivity/Resistivity/TDS), ±0.1 % FS (Salinity), ±0.1 °C (Temperature) |
| Minimum Resolution | 0.001 µS/cm (Conductivity), 0.01 Ω·cm (Resistivity), 0.001 mg/L (TDS), 0.01 % (Salinity), 0.1 °C (Temperature) |
| IP Rating | IP54 |
| Compliance | GLP, GMP (21 CFR Part 11-ready audit trail via software), ASTM D1125, ISO 7888, USP <645> |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Domestic |
| Model | DDSJ-319L |
| Price Range | USD 700–1,400 |
| Measured Parameters | Conductivity, Resistivity, TDS, Salinity, Temperature |
| Form Factor | Benchtop |
| Intended Use | Laboratory |
| Conductivity Range | 0.000 µS/cm to 3000 mS/cm |
| TDS Range | 0.000 mg/L to 1000 g/L |
| Resistivity Range | 5.00 Ω·cm to 100.0 MΩ·cm |
| Salinity Range | 0.00–8.00 % |
| Temperature Range | −5.0 to 130.0 °C |
| Accuracy | ±0.5 % of Full Scale (FS) for conductivity/resistivity/TDS |
| Minimum Resolution | 0.001 µS/cm (conductivity), 0.01 Ω·cm (resistivity), 0.001 mg/L (TDS), 0.01 % (salinity), 0.1 °C (temperature) |
| Compliance | GLP-compliant data management, supports ASTM D1125, ISO 7888, USP <645>, and China GB/T 6682 & GB/T 11025 standards |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Instrument Type | Benchtop Laboratory Conductivity Meter |
| Measurement Parameters | Conductivity, TDS, Resistivity, Salinity, Temperature |
| Conductivity Range | 0.000 µS/cm to 3000 mS/cm |
| TDS Range | 0.000 mg/L to 1000 g/L |
| Resistivity Range | 5.00 Ω·cm to 100.0 MΩ·cm |
| Salinity Range | 0.00–8.00% (w/w) |
| Temperature Range | −5.0 to 130.0 °C |
| Accuracy | ±0.5% of full scale (FS) |
| Minimum Resolution | 0.001 µS/cm |
| Calibration | Up to 5-point conductivity calibration with auto-recognition of GB-standard reference solutions (4 preloaded) |
| Compensation Modes | Automatic temperature compensation (ATC), pure water conductivity correction, seawater salinity compensation |
| Connectivity | RS232/USB interface for PC and USB flash drive |
| Data Management | 1000 stored measurement records per parameter type |
| Software Compatibility | Leici LabSuite™ PC software (optional) for data export, statistical analysis, report generation, and 21 CFR Part 11–compliant electronic signatures |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | DJS-0.1VTG |
| Conductivity Range | (2–20,000) µS/cm |
| Temperature Range | (0–80) °C |
| Accuracy | ±1.0% FS |
| Minimum Resolution | 0.01 µS/cm |
| Cell Constant | 0.1 cm⁻¹ |
| Probe Material | Borosilicate Glass |
| Connector | 5-pin Aviation Plug |
| Dimensions | Φ12 × 120 mm |
| Application | Lab-based Low-Conductivity Aqueous Solutions |
| Calibration Compatibility | 84 µS/cm and 146.5 µS/cm Standard Solutions |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Origin | Domestic (China) |
| Model | EC-30 |
| Detection Parameters | Multi-Parameter (Conductivity, TDS, Salinity, Resistivity, Temperature) |
| Portability | Pen-Style |
| Intended Use | Laboratory & Field Applications |
| Conductivity Range | 0 μS/cm to 200.0 mS/cm (4 auto-ranging segments) |
| TDS Range | 0–50 ppt |
| Resistivity Range | 10 Ω·cm–99.99 kΩ·cm and 0.1 MΩ·cm–20 MΩ·cm |
| Salinity Range | 0–50 ppt |
| Temperature Range | (0.0–60.0) °C |
| Accuracy | ≤0.5% FS (full scale) |
| Minimum Resolution | 0.1 μS/cm |
| IP Rating | IP67 |
| Power Supply | 4 × AAA batteries (>200 h typical life) |
| Dimensions | 40 × 30 × 188 mm |
| Weight | ~0.15 kg |
| Display | High-contrast LCD with backlight |
| Auto-Temperature Compensation | 0.0–60.0 °C (default reference: 25 °C) |
| Calibration | 1–3 point, auto-identification of GB/US conductivity standards |
| TDS Conversion Factor | Adjustable (0.40–1.00) |
| Temperature Accuracy | ±0.3 °C |
| Temperature Resolution | 0.1 °C |
| Electrode Design | Replaceable sensor tip |
| Brand | Lianhua |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | LH-E4DDS |
| Pricing | Upon Request |
| Measured Parameters | Conductivity, TDS, Resistivity, Salinity, Temperature |
| Form Factor | Benchtop |
| Intended Use | Laboratory |
| Conductivity Range | 0–200 mS/cm |
| TDS Range | 0–200 g/L |
| Resistivity Range | 5 Ω·cm – 20,000 kΩ·cm |
| Salinity Range | 0–200 ‰ |
| Temperature Range | −25 to +125 °C |
| Brand | Metrohm |
|---|---|
| Origin | Switzerland |
| Manufacturer Type | Manufacturer |
| Origin Category | Imported |
| Model | 856 |
| Form Factor | Benchtop |
| Conductivity Range | 0.01 µS/cm – 2000 mS/cm |
| Electrode Type | 5-Ring Shielded Conductivity Cell |
| Interface | 2 × USB, 4 × MSB |
| Compatibility | Standalone operation or integrated with Titrando/tiamo platforms |
| Dual Measurement Capability | Simultaneous pH and conductivity in same vessel |
| Electrode Support | Compatible with Metrohm conductivity cells via Adapter Box |
| Brand | Metrohm |
|---|---|
| Origin | Switzerland |
| Manufacturer | Metrohm AG |
| Product Type | Imported Instrument |
| Model | 912 |
| Portability | Portable |
| Measurement Channels | Dual (Conductivity + pH) |
| IP Rating | IP67 |
| Compliance | GLP-Compliant Data Handling |
| Connectivity | tiBase Software, LIMS, Excel Export |
| Display | Color LCD with Multilingual UI |
| Operating Modes | Field, Laboratory, and Process Support |
| Configuration Options | Portable Base Unit, Lab Station Kit, Field Kit with Accessories |
| Brand | Metrohm |
|---|---|
| Origin | Switzerland |
| Manufacturer Type | Manufacturer |
| Origin Category | Imported |
| Model | 914 |
| Detection Parameters | Multi-parameter |
| Portability | Portable |
| Application Environment | Laboratory & Field |
| Conductivity Range | 0.1 µS/cm to 500 mS/cm |
| Temperature Range | −150 °C to +250 °C |
| Voltage Accuracy | ±0.2 mV |
| Voltage Resolution | 0.1 mV |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | FE30 |
| Temperature Range | 0.0–100.0 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.3 °C |
| Conductivity Range | 0.00 µS/cm to 199.9 mS/cm |
| TDS Range | 0.00 mg/L to 199.9 g/L |
| Conductivity Accuracy | ±0.5% of reading |
| Display | LCD |
| Power Supply | External AC adapter |
| Operating Environment | 5–40 °C, 5–80% RH |
| Compliance | Designed for GLP-compliant workflows |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Shanghai, China |
| Model | FE30, FG3 |
| Conductivity Range | 0.00 µS/cm to 199.9 mS/cm |
| Resolution | 0.01 µS/cm to 0.1 mS/cm (auto-ranging) |
| Accuracy | ±0.5% of reading |
| Temperature Range | 0.0–100.0 °C |
| Temp. Resolution | 0.1 °C |
| Temp. Accuracy | ±0.3 °C |
| TDS Range | 0.0 mg/L to 199.9 g/L |
| Calibration | Single-point with three pre-programmed standards (84 µS/cm, 1413 µS/cm, 12.88 mS/cm) |
| Data Storage | 30 readings (FG3 only) |
| Ingress Protection | IP54 (FG3) |
| Power Supply | AC adapter (FE30) |
| Form Factor | Benchtop (FE30), Portable (FG3) |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | FiveEasyPlus™ |
| Form Factor | Benchtop |
| Application Environment | Laboratory |
| Conductivity Range | 0.01 µS/cm to 500 mS/cm |
| Salinity Range | 0.00–42 psu |
| Temperature Range | 0–105 °C |
| Minimum Conductivity Resolution | 0.01 µS/cm |
| TDS Range | 0.01 mg/L to 300 g/L |
| Temperature Resolution/Accuracy | 0.1 °C / ±0.3 °C |
| Temperature Compensation | Linear, 0.00–10.00 %/°C, reference temperatures 20 °C and 25 °C |
| Data Storage | 200 measurement records + current calibration data |
| Interface | RS232 and USB |
| Electrode Compatibility | LE703 (included) |
| Compliance | Designed for GLP-compliant workflows with audit-ready calibration logging |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | FiveEasyPlus™ Benchtop |
| Conductivity Range | 0.01 µS/cm to 500 mS/cm |
| Resolution (Conductivity) | 0.01 µS/cm (auto-ranging) |
| Accuracy (Conductivity) | ±0.5% of reading |
| Temperature Range | 0–105 °C |
| Temperature Resolution/Accuracy | 0.1 °C / ±0.3 °C |
| Temperature Compensation | Linear, 0.00–10.00 %/°C |
| Reference Temp | 20 °C or 25 °C |
| TDS Range | 0.01 mg/L to 300 g/L |
| Salinity Range | 0.00–42 psu |
| Data Storage | 200 measurement records + current calibration data |
| Interfaces | RS232 and USB |
| Electrode Included | LE703 (for aqueous samples, medium-to-high conductivity) |
| Calibration Standards Supplied | 1413 µS/cm and 12.88 mS/cm pre-filled pouches |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | FiveEasyPlus™ pH/mV |
| Form Factor | Benchtop |
| Application Environment | Laboratory |
| pH Measurement Range | -2.00 to 16.00 |
| mV Measurement Range | ±2000 mV |
| Conductivity Range | -2.00 to 16.00 mS/cm (as configurable parameter) |
| Salinity Range | 0.00–42.00 psu |
| Temperature Range | 0.0 to 105.0 °C |
| Temperature Resolution/Accuracy | 0.1 °C / ±0.3 °C |
| pH Resolution/Accuracy | 0.01 / ±0.01 |
| Data Storage Capacity | 200 measurement records + current calibration data |
| Calibration Points | Up to 5-point pH calibration |
| Temperature Compensation | Automatic (ATC) and Manual (MTC) |
| Interface | RS232 and USB |
| Predefined Buffer Sets | 4 standard groups (e.g., DIN, NIST, US, TECH) |
| Electrode Compatibility | Universal BNC + reference input |
| Audible Signal | Yes |
| Display | High-contrast monochrome LCD with icon-based status indicators |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Model | S3, S7 |
| Portability | Portable |
| Conductivity Range | 0.000 µS/cm to 1000 mS/cm |
| TDS Range | 0.01 mg/L to 600 g/L |
| Resistivity Range | 0.00 to 100.0 MΩ·cm |
| Salinity Range | 0.00 to 42 PSU |
| Temperature Range | –5.0 to 105.0 °C |
| Accuracy | ±0.5% of reading |
| Minimum Resolution | 0.001 |
| Compliance | IP67 rated |
| Electrode Interface | ISM® (Intelligent Sensor Management) compatible |
| Display | High-contrast sunlight-readable LCD with StatusLight indicator |
| Data Transfer | IP67-rated USB port |
| Language Support | 12 languages including English, German, French, Spanish, Chinese, Japanese, Korean, etc. |
| Brand | METTLER TOLEDO |
|---|---|
| Model | SevenCompact™ S230 |
| Measurement Range | 0.001 µS/cm to 1000 mS/cm |
| Conductivity Accuracy | ±0.5% |
| TDS Range | 0.00 mg/L to 1000 g/L |
| Salinity Range | 0.00–80.0 psu |
| Resistivity Range | 0.00–100.0 MΩ·cm |
| Ash Conductivity (Conductivity Ash) | 0.000–2022% |
| Temperature Compensation | Automatic (ATC) or Manual (MTC), -5.0 to 130.0 °C (ATC), -30.0 to 130.0 °C (MTC) |
| Resolution | Auto-variable from 0.001 µS/cm to 1 mS/cm |
| Data Storage | 1000 GLP-compliant entries |
| IP Rating | IP54 |
| Connectivity | RS232, USB-A (for printer, flash drive, keyboard, barcode scanner, stirrer), USB-B (for PC) |
| Compliance | Supports FDA 21 CFR Part 11 audit trail via LabX Direct software (optional) |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Instrument Type | Benchtop |
| Application | Laboratory |
| Conductivity Range | 0.000 µS/cm to 2,000 mS/cm |
| TDS Range | 0.00 mg/L to 1,000 g/L |
| Resistivity Range | 0.00 to 100.0 MΩ·cm |
| Salinity Range | 0.00 to 80.00 PSU |
| Temperature Range | –30.0 to 130.0 °C |
| pH Range | –2.000 to 20.000 |
| mV Range | –2,000.0 to 2,000.0 mV |
| Ion Concentration (pX) | –2.000 to 20.000 |
| Resolution (pH/pX) | 0.001 |
| Accuracy (pH) | ±0.002 |
| Temperature Accuracy | ±0.1 °C (0–100 °C) |
| Calibration | Up to 5-point pH/ion, 1–2-point conductivity, manual or auto electrode constant determination |
| Data Storage | GLP-compliant with timestamp, sample ID, electrode ID, user ID |
| IP Rating | IP54 |
| Display | 7-inch color touchscreen |
| Brand | METTLER TOLEDO |
|---|---|
| Origin | Switzerland |
| Instrument Type | Benchtop |
| Measurement Parameters | Conductivity, TDS, Resistivity, Salinity, Temperature |
| Conductivity Range | 0.000 µS/cm to 2,000 mS/cm |
| TDS Range | 0.00 mg/L to 1,000 g/L |
| Salinity Range | 0.00–80.00 psu |
| Resistivity Range | 0.00–100.0 MΩ·cm |
| Temperature Range | −30.0 to 130.0 °C |
| Resolution | Auto-ranging, up to 0.001 (conductivity), 0.1 °C (temperature) |
| Accuracy | ±0.5% of reading (conductivity), ±0.1 °C (0–100 °C) |
| Temperature Compensation | Automatic/manual |
| Calibration | Up to 2-point, auto-identification of standard solutions, built-in 13 calibration standards + 10 user-defined |
| Endpoint Modes | Auto, manual, time-based |
| Data Storage | 2,000 GLP-compliant records with timestamp, sample ID, electrode ID, operator ID |
| Connectivity | USB for data export (U-disk or PC software), optional printer interface |
| Compliance | Fully GLP-compliant |
| Enclosure Rating | IP54 (dust-protected, splash-resistant) |
| Display | 7-inch full-color capacitive touchscreen with glove-mode support |
| User Interface | 10 languages (English, Chinese, German, French, Italian, Russian, Korean, Spanish, Portuguese, Japanese) |
| Security | Dual-level user management (administrator/operator) |
| Accessories Included | InLab® 731-ISM conductivity electrode, EasyMix™ magnetic stirrer, precision electrode stand with vertical adjustment and multi-directional positioning, replaceable protective cover, corrosion-resistant sealed interface housing, pouch-packaged calibration standards |
| Brand | OHAUS |
|---|---|
| Origin | USA |
| Model | AB33EC-F |
| Measurement Type | Single-parameter (Conductivity/Resistivity/Temperature) |
| Form Factor | Benchtop |
| Intended Use | Laboratory |
| Conductivity Range | 0.001 μS/cm – 1000 mS/cm |
| Resistivity Range | 1 Ω to 100 MΩ |
| Temperature Range | 5°C – 40°C |
| Accuracy | ±0.5 % of reading |
| Minimum Conductivity Resolution | 0.001 μS/cm |
| Resistivity Resolution | 0.01 Ω |
| Temperature Resolution | 0.3 °C |
| Display | Backlit LCD with single-line dot-matrix |
| Power Supply | AC adapter (included) |
| Dimensions (L×H×W) | 210 mm × 51 mm × 142 mm |
| Net Weight | 0.5 kg |
| Operating Environment | 5°C – 40°C, ≤80% RH (non-condensing) |
| Brand | ROOKO |
|---|---|
| Model | LX-9830GA |
| Type | Benchtop Voltage Drop Analyzer |
| Measurement Parameters | Contact Resistance, Voltage Drop, Current, Open-Circuit Voltage, Temperature |
| Current Range | 0–300 A (selectable ranges: 0–40 A / 0–60 A / 0–100 A / 0–200 A / 0–300 A) |
| Voltage Range (open-circuit) | 0–12 V / 0–24 V / 0–30 V (optional) |
| Voltage Drop Range | 0–199.99 mV |
| Resolution | 0.01 mV (voltage drop), 0.01 A (current), 0.01 V (voltage) |
| Accuracy | ±1% of reading |
| Test Time Setting | 0.01 s – 99.99 h |
| Temperature Measurement Range | 0–25 °C (integrated sensor) |
| Compliance Standards | QC/T 29106–2004, QC/T 730–2005, ISO 6722:2002, GB/T 2951–1997, GB/T 3048–1994, QC/T 413–2002, SAE USCAR-38:2009 |
| Interface Options | RS-232, USB 2.0 |
| Data Management | Password-protected instrument configuration, pass/fail counting (0–99999), audible/visual alarm on limit violation |
| External Integration | PLC control interface, PC software (optional), printer support, custom fixture compatibility |
| Brand | SANXIN Peirui |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | MP513 |
| Detection Parameter | Single-Parameter (Conductivity) |
| Portability | Benchtop |
| Application Environment | Laboratory |
| Conductivity Range | 0–200 mS/cm (5 auto-ranging segments) |
| TDS Range | 0–100 g/L |
| Resistivity Range | 0–100 MΩ·cm |
| Salinity Range | 0–100 ppt |
| Temperature Range | −10 to +110 °C |
| Accuracy | ±1.0% FS (Conductivity), ±1.5% FS (Overall Specification) |
| Minimum Resolution | 0.001 µS/cm |
| Temperature Compensation | Automatic (0–50 °C), ATC-enabled electrode |
| Data Storage | 100 sets |
| Interface | RS232 with GLP-compliant software |
| IP Rating | IP54 |
| Power Supply | DC 9 V / 300 mA |
| Dimensions & Weight | 160 × 190 × 70 mm / 880 g |
| Brand | SANXIN Peri |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Region of Manufacture | Domestic (China) |
| Model | PC5 |
| Pricing | Upon Request |
| Measurement Parameters | Single-Parameter (pH + Conductivity/TDS/Salinity/Resistivity) |
| Form Factor | Pen-Style Portable |
| Intended Use | Field & On-Site Applications |
| Conductivity Range | 0–2000 µS/cm |
| TDS Range | 0–100 g/L |
| Resistivity Range | 0–100 MΩ·cm |
| Salinity Range | 0–100 ppt |
| Temperature Range | 0–50 °C |
| Accuracy | ±1% FS |
| Minimum Resolution | 0.001 µS/cm |
| pH Range | –2.00 to 16.00 pH |
| pH Accuracy | ±0.01 pH |
| Temperature Compensation | Automatic (0–50 °C) |
| Calibration | 1–3 Point Auto-Calibration (pH), Conductivity Auto-Calibration |
| Display | Dual-Color Backlit LCD with Auto-Off Setting |
| Power Source | AAA Batteries |
| Enclosure Rating | IP67 |
| Accessories Included | Rugged Carrying Case, Calibration Solutions (pH 4.01/7.00/10.01, 1413 µS/cm KCl), Sample Vials, Electrode Cap |
| Brand | SANXIN |
|---|---|
| Origin | Shanghai, China |
| Model | SX650 |
| Portability | Pen-type |
| Application | Laboratory & Field Use |
| Conductivity Range | 0–50.0 mS/cm |
| TDS Range | 0–35.0 g/L |
| Resistivity Range | 0–20.0 MΩ·cm |
| Salinity Range | 0–25.0 ppt |
| Temperature Range | 0–50.0 °C |
| Accuracy | ±1.0% FS (Conductivity), ±0.5 °C (Temperature) |
| Resolution | 0.1 µS/cm |
| Auto-Temperature Compensation | 0–50 °C (2.0%/°C) |
| Calibration | Single-point (1413 µS/cm) |
| Power | Two CR2032 batteries (≥100 h operation) |
| Dimensions | 148 × 29 × 14 mm |
| Weight | 38 g |
| IP Rating | IP57 |
| Certifications | ISO 9001:2000, CE |
| Brand | Sanxin Peri |
|---|---|
| Origin | Shanghai, China |
| Model | SX751 |
| Measurement Parameters | pH, ORP, Dissolved Oxygen (DO), Conductivity, TDS, Salinity, Resistivity, Temperature |
| Portability | Handheld Pen-Style Design |
| Intended Use | Laboratory & Field Applications |
| pH Range | −2.00 to 19.99 pH |
| pH Resolution | 0.01 pH |
| pH Accuracy | ±0.01 pH (meter only) |
| ORP Range | −1999 to +1999 mV |
| ORP Resolution | 1 mV |
| ORP Accuracy | ±1 mV (meter only) |
| DO Range | 0.00–20.00 mg/L |
| DO Resolution | 0.01 mg/L |
| DO Accuracy | ±0.1 mg/L (meter only) |
| Conductivity Range | 0.01 μS/cm to 100 mS/cm |
| Conductivity Resolution | 0.01 μS/cm (low range) |
| Conductivity Accuracy | ±1% FS |
| TDS Range | 0.01 mg/L to 100 g/L |
| Resistivity Range | 0.01 Ω·cm to 100 MΩ·cm |
| Salinity Range | 0.01‰ to 100‰ |
| Temperature Range | 0–100°C |
| Temp. Resolution | 0.1°C |
| Temp. Accuracy | ±0.3°C |
| Data Storage | 400 sets with timestamp, parameter values, units, and temperature |
| Power Supply | 2 × AA batteries (1.5 V each) |
| Dimensions (instrument) | 65 × 120 × 31 mm |
| Weight (instrument) | 180 g |
| IP Rating | IP57 |
| Certifications | ISO 9001:2000, CE, CMC |
| Brand | Sanxin Peri |
|---|---|
| Origin | Shanghai, China |
| Model | SX836 |
| Portability | Pen-style handheld |
| Intended Use | Laboratory & Field |
| Conductivity Range | 0–200 mS/cm |
| TDS Range | 0–100 g/L |
| Resistivity Range | 0–100 MΩ·cm |
| Salinity Range | 0–100 ppt |
| Temperature Range | 0–100 °C |
| Accuracy | ±1.0% FS |
| Resolution | 0.01/0.1/1 µS/cm, 0.01/0.1 mS/cm |
| Brand | Starwood |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Origin Category | Domestic (China) |
| Model | InnoCon 60C |
| Detection Parameters | Conductivity, Salinity, TDS, Resistivity, Temperature |
| Portability | Benchtop |
| Intended Use | Laboratory |
| Conductivity Range | 0–5.000 / 50.00 / 500.0 / 5000 µS/cm |
| TDS Range | 0–500 ppt |
| Resistivity Range | 0–100 MΩ·cm |
| Salinity Range | 0–325 ppt |
| Temperature Range | 5–55 °C |
| Accuracy | ±1% of Full Scale |
| Minimum Resolution | 0.001 / 0.01 / 0.1 / 1 µS/cm |
| Temperature Compensation | Automatic (adjustable TC coefficient: 0.00–9.99%, factory default 2.00%) |
| Data Storage | 100 measurement records |
| Power Supply | Rechargeable Li-ion battery with AC adapter |
| Interface | USB-B for PC connectivity |
| Display | Backlit LCD with adjustable brightness and keypress tone |
| Electrode Diagnostics | Real-time electrode status indication |
| Auto Power-Off | Configurable timeout (default: 10 min) |
| Calibration | Manual 1–3 point calibration with user-defined standards |
| Brand | WTW |
|---|---|
| Origin | Germany |
| Model | Cond 3110 |
| Portability | Portable |
| Application | Laboratory & Field Use |
| Conductivity Range | 0.0–1000 mS/cm |
| Resistivity Range | 0.00–999 MΩ·cm |
| Salinity Range | 0.0–70.0 (based on IOT) |
| Temperature Range | –5.0–105.0 °C |
| Accuracy | ±0.5% of reading |
| Minimum Resolution | 0.1 µS/cm |
| Temperature Accuracy | ±0.1 °C |
| Electrode Constants Supported | Fixed 0.475 cm⁻¹, 1.0 cm⁻¹ |
| ATC | Automatic Temperature Compensation (nLF algorithm) |
| Display | 7-segment LCD with high-contrast, large-font readability |
| IP Rating | IP66/IP67 |
| Battery Life | Up to 2500 h (alkaline) / 1000 h continuous (rechargeable NiMH) |
| Power | 4 × 1.5 V AA or 4 × 1.2 V NiMH |
| Data Logging | Internal storage with calibration history and electrode status tracking |
| Compliance | Designed for GLP-compliant workflows |
| Origin | Imported |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Model | Cond 3310 |
| Portability | Handheld |
| Conductivity Range | 0–1000 µS/cm (extendable to 1000 mS/cm) |
| TDS Range | 0–2000 mg/L |
| Resistivity Range | 0–100 MΩ·cm |
| Salinity Range | 0–20 ppm |
| Temperature Range | 0–60 °C |
| Accuracy | ±0.05 % of full scale |
| Minimum Resolution | 0.001 µS/cm |
| Calibration | 1–5 point, auto-recognition of 16 DIN/NIST buffer standards |
| Protection Rating | IP66/IP67 |
| Data Storage | 5000 automatic / 200 manual entries |
| Battery Life | Up to 1000 h (50 h with backlight on) |
| Interface | Waterproof USB |
| Auto-Temperature Compensation (ATC) | Yes |
| Electrode Status Indication | Yes |
| CMC (Continuous Measurement Control) | Yes |