Electrochemical Instruments
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| Brand | ChemTron |
|---|---|
| Origin | Germany |
| Model | ScienceLine NH 1100 |
| Electrode Type | Amperometric Ammonia ISE (Composite) |
| Body Material | Plastic (12 mm diameter) |
| Connection | SMEK threaded fitting, optional L1A cable |
| Membrane | Replaceable gas-permeable membrane |
| Temperature Range | +5 °C to +50 °C |
| Measurement Range | 0.1–1,000 mg/L NH₃-N |
| Compliance | Designed for ASTM D1426, ISO 5667-3, and EN 25814 water quality applications |
| Brand | ChemTron |
|---|---|
| Origin | Germany |
| Model | SO₂ Titration Analyzer |
| Measurement Range | 1–300 mg/L |
| Repeatability | ±6 mg/L (Total SO₂), ±2 mg/L (Free SO₂) |
| Analysis Time (excl. distillation) | 4–5 min (Total SO₂), 2–3 min (Free SO₂) |
| Standard Configuration | Main unit, glass reaction vessel, drying valve, three 300 mL Erlenmeyer flasks, two magnetic stir bars, ten titration tips, reagent kit, and operator manual |
| Brand | ChemTron |
|---|---|
| Origin | Germany |
| Model | SSX 210 |
| Portability | Portable |
| Salinity Range | 0–100 ppt (practical salinity units, PSU) |
| Temperature Range | +10 °C to +40 °C |
| Accuracy | ±1 PSU |
| Minimum Resolution | 1 PSU |
| Measurement Interval | Adjustable from 1 s to 15 s |
| Auto-Off Delay | 5 min |
| IP Rating | IP54 |
| Dimensions (L×W×H) | 100 × 46 × 25 mm |
| Housing Material | ABS |
| Sensor Type | Dual-conductor probe with gold-plated electrodes |
| Cable Material | Silicone |
| Weight | ~200 g |
| Power Supply | 3 V / 1 Ah CR2477 coin cell |
| Battery Life | Up to 5 years (typical usage) |
| Brand | ChemTron |
|---|---|
| Origin | Germany |
| Model | TL 5000 |
| Instrument Type | General-purpose Potentiometric Titrator |
| Display | 3.5" 1/4VGA TFT touchscreen |
| pH Range | -3.0 to 17.00 |
| mV Range | -1900 to +1900 mV |
| Temperature Range | -30 to +115 °C |
| pH Resolution | 0.01 |
| mV Resolution | 1 mV |
| Temp Resolution | 0.1 °C |
| pH Accuracy | ±0.05 ±1 digit |
| mV Accuracy | ±1.0 ±1 digit |
| Temp Accuracy | ±0.5 K ±1 digit |
| Burette Options | 20 mL or 50 mL |
| Burette Drive | 8000-step precision piston |
| Electrode Interfaces | DIN 19262 and BNC |
| Temperature Sensor Support | Pt1000 and NTC 30 |
| Titration Modes | DET (Dynamic Equivalence Point), MET (Fixed Increment), SET (Set Endpoint), pH/mV Endpoint, Manual Dosing, Precise Dispensing |
| Preloaded Methods | FOS/TAC, Total Alkalinity, Total Acidity, Chloride, COD, Permanganate Index, Kjeldahl Nitrogen, Iodometry, Peroxide Value, Ascorbic Acid, Protein (via Kjeldahl), Ammonia-N |
| Connectivity | RS-232 for balance, USB-A for printer |
| Compliance | Designed for GLP-compliant workflows per ISO/IEC 17025 and ASTM E2029 guidelines |
| Brand | ChemTron |
|---|---|
| Origin | Germany |
| Model | TL 7000 |
| Titration Types | General-purpose potentiometric titration |
| pH Range | 3.0–18.0 |
| mV Range | −2000 to +2000 mV |
| Temperature Range | −75 to +175 °C |
| pH Resolution | 0.001 pH |
| mV Resolution | 0.1 mV |
| Temperature Resolution | 0.1 °C |
| pH Accuracy | ±0.002 ±1 digit |
| mV Accuracy | ±0.10 ±1 digit |
| Current (µA) Accuracy | ±0.2 ±1 digit |
| Temperature Accuracy | ±0.2 K ±1 digit |
| Display | 3.5″ 1/4-VGA TFT color touchscreen |
| Method Storage | 50 pre-programmed or user-defined methods |
| Electrode Interfaces | DIN 19262 / BNC (pH/mV), dual 2×4 mm Pt electrodes (dead-stop), PT1000 temperature input |
| Compatible Software | TitriSoft 3.3 |
| GLP Compliance | Full audit trail, electronic signature support, method & result traceability |
| Brand | ChemTron |
|---|---|
| Origin | Germany |
| Model | TL 7500 KF |
| Measurement Range | 1 ppm – 5% H₂O |
| Electrode Resolution | <0.3% (1 mg water) |
| Display | 3.5″ 1/4 VGA TFT touchscreen |
| Titration Volumes | 5 / 10 / 20 / 50 mL burettes |
| Current Detection Range | 0–100 µA |
| Current Resolution | 0.1 µA |
| Current Accuracy | ±0.2 µA ±1 digit |
| Electrode Interface | Dual platinum pin (2×4 mm) |
| Connectivity | RS-232 (balance), USB-A (printer), optional TW auto-sampler and TitriSoft 3.3 software |
| Brand | ChemTron |
|---|---|
| Origin | Germany |
| Model | TL 7500 KF trace |
| Measurement Range | 1 ppm – 5% water |
| Titration Accuracy | <0.3% (at 1 mg water) |
| Display | 3.5″ 1/4VGA TFT touchscreen |
| Electrode Options | Membrane and membrane-free generator electrodes |
| Interface Ports | 2×RS232, 2×USB-A, 2×USB-B |
| Supported Methods | 50 pre-programmed coulometric KF methods |
| Software | TitriSoft 3.3 |
| Compliance | GLP-compliant reporting, ASTM E203, ISO 8536-5, USP <921>, EP 2.5.12 |
| Brand | ChemTron |
|---|---|
| Origin | Germany |
| Model | TL 7750 |
| Instrument Type | Universal Automatic Potentiometric Titrator |
| Application Scope | General-purpose titration and volumetric Karl Fischer water determination |
| Measurement Range | −3.0 to 18.00 pH, −2000 to +2000 mV, 0–100 µA, −75 to +150 °C (with Pt1000 sensor) |
| Meter Accuracy | ±0.002 pH (±1 digit), ±0.1 mV (±1 digit), ±0.2 µA (±1 digit), ±0.2 K (±1 digit) |
| Meter Resolution | 0.001 pH, 0.1 mV, 0.1 µA, 0.1 °C |
| Titration Resolution | 0.001 pH, 0.1 mV, 0.1 µA, 0.1 °C |
| Titration Accuracy | ±0.002 pH (±1 digit), ±0.2 µA (±1 digit), ±0.2 K (±1 digit) |
| Display | 3.5″ 1/4 VGA TFT color touchscreen |
| Predefined Methods | 50 built-in titration methods |
| Electrode Interfaces | DIN 19262 or BNC (pH/mV), dual-platinum stop-endpoint (2×4 mm), Pt1000 temperature input |
| Compatible Burettes | 5, 10, 20, and 50 mL |
| Communication Ports | USB-A (printer, flash drive, keyboard), RS-232 (balance), optional TW continuous sample module |
| Software Compatibility | TitriSoft 3.0 |
| Data Export Formats | PDF, CSV |
| Brand | ChemTron |
|---|---|
| Origin | Germany |
| Model | TL 7800 |
| Instrument Type | Universal Automatic Potentiometric Titrator |
| Measurement Ranges | −3.0–18.00 pH, −2000 to +2000 mV, 0–100 mA, −75 to +195 °C |
| Meter Accuracy | ±0.001 pH, ±0.1 mV, ±0.1 µA, ±0.1 °C |
| Meter Resolution | 0.001 pH, 0.1 mV, 0.1 µA, 0.1 °C |
| Titration Accuracy | ±0.002 digit (pH), ±0.10 digit (mV), ±0.2 digit (µA), ±0.2 K digit (°C) |
| Titration Resolution | 0.001 pH, 0.1 mV, 0.1 µA, 0.1 °C |
| Display | 3.5″ 1/4-VGA TFT color touchscreen |
| Burette Options | 5 / 10 / 20 / 50 mL |
| Electrode Interfaces | DIN 19262 or BNC (pH/mV), dual Pt-wire (dead-stop), IDS digital interface (pH, ORP, conductivity), Pt1000/NTC30 temperature input |
| Data Export | USB-A (PDF, CSV), RS-232 (balance), optional continuous sample handler (TW module) |
| Software Compatibility | TitriSoft 3.0 |
| Wireless Electrode Recognition | SI Analytics ID & IDS electrode auto-detection |
| Brand | ChemTron |
|---|---|
| Origin | Germany |
| Model | TW alpha plus |
| Instrument Type | Universal Potentiometric Titrator |
| Sample Capacity | 12/16/24-position carousel (24-position compatible with COD reaction vials) |
| Cleaning System | Automated single- or dual-solvent rinse between titrations |
| Stirring Options | Bottom-mounted magnetic stirring or top-mounted mechanical stirring |
| Optional Peristaltic Pump | MP25 membrane liquid pump for complex titration protocols |
| Control Interface | Fully operable via integrated titrator console or external PC-based software |
| Compliance | Designed for GLP/GMP-aligned workflows |
| Connectivity | Compatible with analytical balances, thermostatted titration vessels, Karl Fischer dry ovens, homogenizers, printers, and PCs |
| Brand | ChemTron |
|---|---|
| Origin | Germany |
| Model | TW alpha plus |
| Instrument Type | Universal Potentiometric Titrator |
| Sample Capacity | 24 × 50 mL beakers |
| Cleaning | Automated single- or dual-solvent rinse between titrations |
| Stirring Options | Bottom magnetic stirring or top mechanical stirring |
| Optional Accessories | MP25 diaphragm liquid pump |
| Compatibility | TitroLine alpha plus titrators, Titrosoft 3.0 / 3.0P software, TITRONIC dispensers, analytical balances, thermostatted titration vessels, dryers, homogenizers |
| Brand | ChemTron |
|---|---|
| Origin | Germany |
| Model | VAM 320 / VAM 320-EX |
| Measurement Range | 0 to 2000 mbar |
| Max. Overpressure | 3200 mbar |
| Resolution | 1 mbar (0.1 kPa, 0.01 psi, 1 torr) |
| Accuracy | ±0.4 % of full scale or ±1 digit, whichever is greater |
| Sampling Interval | Adjustable from 0.25 s to 15 s |
| Sensor Interface | LEMO 0, 4-pole |
| Power Supply | Integrated rechargeable lithium battery |
| Operating Temperature | 0 °C to +50 °C (max. 85 % RH) |
| Storage Temperature | −5 °C to +50 °C |
| Dimensions (main unit) | 170 × 45 × 24 mm (polyamide 6.6) |
| Sensor Dimensions | 30 × 40 mm (PEEK) |
| Protection Rating | IP50 (unit only, without sensor) |
| Weight | approx. 150 g |
| Calibration | Factory two-point calibration with certificate |
| ATEX Certification | BVS 03 ATEX E 068 (VAM 320-EX models only) |
| Origin | Sichuan, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | JP-2E |
| Pricing | Upon Request |
| Polarographic Sensitivity | <5×10⁻⁸ mol/L (Cd²⁺, Linear Sweep Voltammetry) |
| Polarographic Peak Resolution | <32 mV |
| Anti-Interference Capability (Pre-reduced Species) | >20,000:1 |
| Repeatability Error | <0.4% |
| Current Range | 15 nA–400 µA F.S., 23 programmable decades |
| Polarization Potential Range | ±4000 mV, minimum step: 2 mV |
| Scan Rate | 50–1600 mV/s |
| Scan Amplitude | 50–1600 mV |
| Scan Period | 2–22 s |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Weight | 15 kg |
| Interface | USB 2.0 for PC connectivity |
| Software Modes | Linear Sweep Voltammetry, Stripping Voltammetry (Anodic/Cathodic), Cyclic Voltammetry (Anodic/Cathodic), First/Second Derivative Voltammetry |
| Quantitative Methods | Calibration Curve (Linear & Quadratic Regression), Standard Addition, Standard Comparison |
| Electrode Compatibility | Glassy Carbon Electrode (GCE) interface with full Dropping Mercury Electrode (DME) functional equivalence |
| Data Export | Native CSV/Excel-compatible output, curve annotation, overlay, and statistical post-processing |
| Brand | Chengyi (scchengyi) |
|---|---|
| Origin | Sichuan, China |
| Model | CZD-1 |
| Measurement Range | pH 0.00–14.00 |
| Accuracy | ±0.06 pH (pH measurement), ±0.2% (volumetric repeatability) |
| Resolution | 0.01 pH / 1 mV |
| Stability | ±0.01 pH per 3 h |
| Endpoint Setting Range | 0.00–14.00 pH or ±1400 mV |
| Control Sensitivity | ±0.1 pH / ±5 mV |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Power Consumption | 10 W |
| Net Weight | 5 kg |
| Environmental Operating Conditions | 5–40 °C, ≤85% RH |
| Brand | Chengyi |
|---|---|
| Origin | Sichuan, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | JP-2C |
| Price Range | USD 2,800 – 4,300 (FOB) |
| Polarographic Sensitivity | <5×10⁻⁸ mol/L (Cd²⁺, Linear Sweep Polarography) |
| Resolution of Polarographic Peaks | <32 mV |
| Tolerance to Pre-reduced Interferents | >10,000:1 |
| Repeatability Error | <0.5% |
| Range Switching Error | <0.5% |
| Current Range | 15 nA – 400 µA F.S., 23 programmable decades |
| Polarization Potential Range | ±3904 mV, minimum step 32 mV |
| Scan Rate | 250 mV/s |
| Scan Amplitude | 500 mV |
| Scan Period | 1 s – 1000 s |
| Power Supply | 100–240 VAC, 50/60 Hz |
| Weight | 15 kg |
| Display | 19″ LED LCD (1366×768), USB mouse & dual USB host ports (for firmware update & data export) |
| Parameter Storage | Up to 5 user-defined methods |
| Onboard Quantification | Standard Comparison Method supported |
| ADC/DAC Resolution | 12-bit (1/4096 precision) |
| Embedded Platform | ARM-based real-time control system |
| Compliance | Designed for GLP-aligned laboratory workflows |
| Brand | Chengyi |
|---|---|
| Origin | Sichuan, China |
| Model | JP-2D |
| Polarographic Current Range | 15 nA–400 µA (F.S., 23 programmable ranges) |
| Polarization Potential Range | ±3904 mV (32 mV resolution) |
| Scan Rate | 50–1000 mV/s |
| Scan Amplitude | 50–1000 mV |
| Scan Period | 1–1000 s |
| Sensitivity | <5×10⁻⁸ mol/L (Cd²⁺, linear sweep polarography) |
| Resolution | <32 mV |
| Anti-Interference Ratio (pre-reduction substances) | >10⁴:1 |
| Repeatability Error | <0.3% |
| Range-Switching Error | <0.3% |
| ADC Precision | 18-bit |
| Power Supply | 100–240 VAC, 50/60 Hz |
| Power Consumption | ~30 W |
| Weight | 15 kg |
| Interface | USB 2.0 |
| Integrated Control Unit | 19.5″ all-in-one industrial PC (optional external Windows PC support) |
| Software | JP-2D Polarographic Analysis Suite (Windows 7/8/10, 32/64-bit |
| Brand | Chengyi |
|---|---|
| Origin | Sichuan, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | JP-2E |
| Price Range | USD 4,200 – 7,000 |
| Sensitivity | <5×10⁻⁸ mol/L (Cd²⁺, linear sweep polarography) |
| Resolution | <32 mV |
| Anti-interference Ratio (pre-reduction substances) | >20,000:1 |
| Repeatability Error | <0.4% |
| Range Switching Error | <0.4% |
| Current Range | 15 nA – 400 µA F.S., 23 programmable ranges |
| Polarization Potential | ±4000 mV, min. step 2 mV |
| Scan Rate | 50–1000 mV/s |
| Scan Amplitude | 50–1000 mV |
| Cycle Time | 2–22 s |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Weight | ~15 kg |
| Brand | Chengyi |
|---|---|
| Model | JP-303E |
| Origin | Sichuan, China |
| Sensitivity | <2×10⁻⁸ mol/L (Cd²⁺, linear sweep polarography) |
| Peak Resolution | <30 mV |
| Antioxidant Tolerance | >20,000:1 |
| Repeatability Error | <0.1% |
| Range Switching Error | <0.2% (≥1.5×10³ nA), <0.4% (≤1.0×10³ nA) |
| Potential Resolution | 2 mV |
| Current Resolution | 0.03% of full scale (conventional, 1st & 2nd derivative modes) |
| Current Range | (6–4×10⁵) nA, 25 programmable ranges |
| Polarization Potential Range | ±4094 mV, min. step 2 mV |
| Scan Rate | 50–1000 mV/s, continuously adjustable |
| Scan Amplitude | 0–1600 mV, min. step 2 mV |
| Scan Duration | 1–1000 s |
| Power Supply | AC 220 V, 50/60 Hz |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | 860D |
| Price Range | USD 14,000–28,000 (FOB) |
| Instrument Type | Electrochemical Workstation |
| Channel Configuration | Multi-Channel (Up to 4 Independent Channels) |
| Current Range | ±2 A |
| Current Accuracy | ±0.2% of reading |
| Potential Accuracy | ±1 mV or ±0.01% of full scale |
| Potentiostatic Range | ±10 V |
| Impedance Frequency Range | 10 µHz to 1 MHz |
| Potential Rise Time | <1 µs |
| Compliance Voltage | ±26 V |
| Reference Electrode Input Impedance | ≥1×10¹³ Ω |
| Current Resolution | <0.01 pA |
| CV Minimum Potential Increment | 0.1 mV |
| Potential Update Rate | 10 MHz |
| Data Acquisition | 16-bit @ 1 MHz |
| Max Data Points per Experiment | 4,096,000 |
| Dimensions | 320 × 280 × 120 mm |
| Weight | 7.5 kg |
| Origin | Shanghai, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | CHI600E |
| Price Range | USD 1,400–4,200 |
| Instrument Type | Potentiostat/Galvanostat Workstation |
| Current Range | ±10 pA to ±250 mA (12 decades, 12 programmable ranges) |
| Current Accuracy | ±0.2% (≥1 µA), ±1% (<1 µA) |
| Potential Accuracy | ±1 mV or ±0.01% of full scale |
| Applied Potential Range | ±10 V |
| IR Compensation | Automatic & Manual iR Drop Compensation |
| EIS Frequency Range | 10 µHz – 1 MHz |
| Sampling Rate | Dual-channel synchronized up to 1 MS/s |
| Signal Generator Update Rate | 10 MHz |
| ADC/DAC Resolution | 16-bit |
| Electrode Configuration | 2-, 3-, or 4-electrode mode |
| Input Bias Current | <20 pA |
| Reference Electrode Input Impedance | ≥1 × 10¹² Ω |
| External Trigger & Analog Inputs | Yes, 16-bit @ 1 MS/s |
| Brand | CH Instruments |
|---|---|
| Model | CHI660E |
| Type | Single-Channel Potentiostat/Galvanostat with EIS Capability |
| Origin | Beijing, China |
| Current Range | ±10 pA to ±0.25 A |
| Current Accuracy | ±0.2% of reading |
| Potential Accuracy | ±1 mV or ±0.01% of full scale |
| Potentiostatic Range | ±10 V |
| AC Impedance Frequency Range | 10 µHz to 1 MHz |
| Warranty | 12 months (excludes PC) |
| Brand | Hefei Kejing |
|---|---|
| Origin | Anhui, China |
| Manufacturer Type | Authorized Distributor |
| Origin Classification | Domestic |
| Model | Cr Foil |
| Price Range | USD 0.15 – 1,500 (FOB) |
| Dimensions | 200 mm × 100 mm × 0.1 mm |
| Thickness Tolerance | ±5 µm |
| Average Surface Roughness (Ra) | < 0.3 nm |
| Grain Structure | As-deposited, non-annealed |
| Particle Size Distribution | 10–50 µm (nominal, per metallurgical cross-section analysis) |
| Packaging | Vacuum-sealed in Class 100 cleanroom bags, stored and shipped under inert gas (N₂ or Ar) atmosphere |
| Compliance | ASTM F1357-22 (Standard Specification for High-Purity Chromium Metal), ISO 80000-4:2019 (Quantities and units — Part 4: Mechanics) |
| Brand | Chu Ding Technology |
|---|---|
| Origin | Shanghai, China |
| Model | DDS-11A |
| Accuracy Class | 1.0 |
| Conductivity Range | (0–1.999) μS/cm |
| Temperature Range | −5 to 105 °C |
| Conductivity Accuracy | ±1.0% FS |
| Temperature Accuracy | ±0.5 °C |
| Electronic Stability | ±0.5% FS |
| Temperature Compensation Coefficient | 2.0 %/°C |
| Compensation Range | 0–100 °C |
| Electrode Constant Compatibility | 0.01, 0.1, 1.0, 10.0 cm⁻¹ |
| Brand | Chu Ding Technology |
|---|---|
| Origin | Shanghai, China |
| Model | DDS-307A |
| Conductivity Range | 0–199.9 mS/cm (6 auto-ranging spans) |
| Temperature Range | –5 to 105 °C |
| Accuracy | ±1.0% FS (conductivity), ±0.5 °C (temperature) |
| Temp. Compensation | 2.0%/°C (adjustable 0–100 °C) |
| Cell Constants Supported | 0.01, 0.1, 1.0, 10.0 cm⁻¹ |
| Display | Backlit LCD with multi-parameter readout |
| Compliance | Meets JJG 376–2007 (Chinese National Verification Regulation for Conductivity Meters), suitable for GLP environments |
| Brand | Chu Ding Technology |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | PHS-3C |
| Price | USD 310 (FOB Shanghai) |
| Accuracy Class | 0.01 |
| pH Range | 0.00–14.00 pH |
| mV Range | ±1800 mV |
| pH Resolution | 0.01 pH |
| mV Resolution | 1 mV |
| pH Accuracy | ±0.01 pH ±1 digit |
| mV Accuracy | ±1 mV ±1 digit |
| Input Impedance | ≥1×10¹² Ω |
| Drift | ±0.01 pH ±1 digit / 3 h |
| Manual Temperature Compensation Range | 0–60 °C |
| Sample Solution Temperature Range | 5–60 °C |
| Display | 3½-digit LED |
| Calibration | One-point or two-point |
| Compatible Electrode | E-201-C pH Combination Electrode |
| Brand | Chu Ding Technology |
|---|---|
| Origin | Shanghai, China |
| Model | PHS-3E |
| Accuracy Class | 0.01 |
| pH Range | (-2.00 to 18.00) pH |
| mV Range | ±1999 mV |
| Temperature Range | (0.0 to 99.9) °C |
| pH Resolution | 0.01 pH |
| mV Resolution | 1 mV |
| Temperature Resolution | 0.1 °C |
| pH Accuracy | ±0.01 pH ±1 digit |
| mV Accuracy | ±1 mV ±1 digit |
| Temperature Accuracy | ±0.3 °C ±1 digit |
| Input Impedance | 1 × 10¹² Ω |
| Drift Stability | ±0.01 pH ±1 digit / 3 h |
| Compatible Electrode | E-201-C pH Composite Electrode |
| Temperature Sensor | T-818-B-6 |
| Brand | Chuandi |
|---|---|
| Model | DDB-12B |
| Type | Portable Conductivity Meter |
| Measurement Parameter | Single-parameter (Conductivity) |
| Conductivity Range | 0–20 mS/cm |
| Resistivity Range | 0–1 MΩ |
| Salinity Range | 0.01–0.3 mol/L |
| Temperature Compensation Range | 5–40 °C |
| Accuracy | <1% FS |
| Minimum Resolution | 0.1 µS/cm |
| Electrode Constant Input | User-configurable (for automatic conductivity calculation) |
| Power Supply | Two AA (1.5 V) batteries |
| Operating Ambient | −10 to +60 °C, RH <90% |
| Dimensions | 135 × 65 × 24 mm |
| Weight | <0.16 kg |
| Linearity (Voltage vs. Conductance) | ≥98% |
| Compliance | Designed for field-deployable soil salinity and aqueous solution monitoring in accordance with standard electrochemical measurement practice |
| Brand | Chuandi |
|---|---|
| Model | FJA-6 |
| Measurement Principle | Polarization/Depolarization Potentiometry |
| ORP Range | ±1999.9 mV |
| Resolution | 0.1 mV |
| Accuracy | <10 mV |
| Input Impedance | >10¹⁰ Ω |
| Minimum Measurement Time | 2 min |
| Temperature Compensation | Automatic Ag/AgCl reference electrode potential lookup via integrated thermistor |
| Power Supply | Rechargeable 8.4 V Li-ion battery with protective charging circuit |
| Interface | USB for PC connectivity |
| Operating Modes | Standalone (field-deployable) or PC-synchronized |
| Data Output | Real-time depolarization curves (E vs. log t), automatic equilibrium potential calculation, CSV export |
| Compliance | Designed for ASTM D1129, ISO 10523, and USP <791> electrochemical measurement practices |
| Brand | Chuandi |
|---|---|
| Origin | Jiangsu, China |
| Instrument Type | Universal Potentiometric Titrator |
| Voltage Measurement Range | −1999.9 mV to +1999.9 mV |
| Voltage Resolution | 0.1 mV |
| Voltage Accuracy | ±0.025% of reading ±2 digits |
| Input Impedance | >10¹² Ω |
| Titration Precision | 0.01 mL |
| Minimum Dispensed Volume | 0.001 mL |
| Titration Error | <0.2% (using 0.1 mol/L HCl vs. 0.1 mol/L NaOH) |
| Communication Interface | RS-232 (USB-compatible via adapter) |
| Software Modules | 25 preconfigured titration & analytical methods (potentiometric, photometric, amperometric, coulometric, Karl Fischer water determination, acid-base, redox, complexometric, precipitation, pH-metric, and endpoint detection algorithms) |
| Brand | Chuandi |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | pHB-09B |
| Price | Upon Request |
| Measurement Range | pH 0–14 (0.01 resolution, ±0.02 pH ±1 digit) |
| ORP | ±1999 mV (0.1 mV resolution) |
| pX | Ion-selective electrode standard curve method |
| Temperature | 0–100 °C (operational limit: 60 °C |
| Input Impedance | ≥1 × 10¹² Ω |
| Power Supply | 3.7 V rechargeable Li-ion battery |
| Dimensions | 13.5 × 7 × 2.5 cm |
| Weight | 130 g |