Electrochemical Instruments
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| Brand | Sanxin Peri |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | SX610 |
| Instrument Type | Pen-style |
| Parameter Type | Single-parameter (pH) |
| Measurement Accuracy | ±0.1 pH |
| Measurement Range | 0.0–14.0 pH |
| Resolution | 0.1 pH |
| Calibration | One-point auto-calibration (pH 7.00) |
| Calibration Standard | NIST-traceable buffers (China version) / USA-traceable buffers (International version) |
| Temperature Compensation | Automatic, 0–60 °C (no temperature display) |
| Power Supply | Two CR2032 lithium batteries (≥100 hours continuous operation) |
| Dimensions | 148 × 29 × 14 mm |
| Weight | 43 g |
| Ingress Protection Rating | IP57 |
| Included Accessories | SX610 meter unit, pH 7.00 calibration buffer (10 mL), electrode storage solution (10 mL), spare CR2032 batteries (2 pcs), protective carrying case, user manual |
| Brand | SANXIN |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic (China) |
| Model | SX620 |
| Instrument Type | Pocket-Style pH Meter |
| Parameter Type | Single-Parameter (pH only) |
| Measurement Range | -1.00 to 15.00 pH |
| Resolution | 0.01 pH |
| Accuracy | ±0.01 pH |
| Temperature Compensation Range | 0.0 to 60.0 °C (Automatic) |
| Calibration Points | 1–3 point (pH 4.00 / 7.00 / 10.01) |
| Power Supply | Two CR2032 lithium coin cells (≥100 h continuous operation) |
| Dimensions | 148 × 29 × 14 mm |
| Weight | 43 g |
| IP Rating | IP57 |
| Electrode Diameter | 10 mm |
| Calibration Solution Included | China-standard buffer set (pH 4.00, 7.00, 10.01) |
| Brand | SANXIN |
|---|---|
| Model | SX620 |
| Measurement Range | –1.00 to 15.00 pH |
| Resolution | 0.01 pH |
| Accuracy | ±0.01 pH |
| Temperature Compensation | 0–60 °C (Automatic) |
| Calibration | 1–3 point (pH 4.00 / 7.00 / 10.01) |
| Power Supply | Two CR2032 lithium batteries (≥100 h continuous operation) |
| Dimensions | 148 × 29 × 14 mm |
| Weight | 43 g |
| IP Rating | IP57 |
| Origin | Shanghai, China |
| Manufacturer | SANXIN (Shanghai Sanxin Peirui Instrument Co., Ltd.) |
| Brand | SANXIN |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | SX630 |
| Instrument Type | Laboratory-Grade Portable ORP Meter |
| Measurement Range | −1999 to +1999 mV |
| Resolution | ±1 mV |
| Accuracy | ±0.2% FS |
| Temperature Compensation | Automatic, 0–60 °C |
| Power Supply | Two CR2032 Lithium Batteries (≥100 h continuous operation) |
| Dimensions | 148 × 29 × 14 mm |
| Weight | 43 g |
| IP Rating | IP57 |
| Electrode | Replaceable Platinum ORP Sensor (Ø10 mm) |
| Brand | Sanxin |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Product Category | Domestic (China-Made) |
| Model | SX650 |
| Price | USD 85 (FOB Shanghai) |
| Dimensions | 148 × 29 × 14 mm |
| Weight | 38 g |
| IP Rating | IP57 |
| Measurement Range | Conductivity: 0–50.0 mS/cm |
| Resistivity | 0–20.0 MΩ·cm (at low conductivity) & 50–500 μS/cm (mid-range) |
| TDS | 0–35.0 g/L (with 0.50–5.00 mS/cm conversion range) |
| Salinity | 0–25.0 ppt (calibrated to NaCl standard, 5.0–50.0 mS/cm equivalent) |
| Temperature | 0–50.0 °C |
| Accuracy | ±1.0% FS (conductivity), ±0.5 °C (temperature) |
| Temp. Compensation | Automatic, 0–50 °C, β = 2.0 %/°C |
| Calibration | Single-point, using 1413 μS/cm KCl standard |
| Power | Two CR2032 lithium coin cells (≥100 h continuous operation) |
| Compliance | ISO 9001:2000 certified quality management system, CE marked per EU Directive 2014/30/EU (EMC) and 2011/65/EU (RoHS) |
| 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 |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | SX650 |
| Detection Parameters | Single-Parameter |
| Portability | Pen-Style |
| Conductivity Range | 0–50.00 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 °C |
| Accuracy | ±1% FS (Conductivity), ±0.5 °C (Temperature) |
| Minimum Resolution | 0.001 µS/cm |
| Temperature Compensation | Automatic (0–50 °C), Coefficient: 2.0%/°C |
| Calibration | Single-point auto-calibration (1413 µS/cm standard) |
| Power Supply | Two CR2032 lithium batteries (≥100 hours continuous operation) |
| Dimensions & Weight | 148 × 29 × 14 mm / 38 g |
| IP Rating | IP57 |
| Brand | SANXIN |
|---|---|
| Origin | Shanghai, China |
| Instrument Type | Portable |
| Parameter Types | pH, ORP, Conductivity, TDS, Salinity, Resistivity, Dissolved Oxygen, Temperature |
| pH Range | −2.00 to 19.999 |
| pH Resolution | 0.1 / 0.01 |
| pH Accuracy | ±0.01 |
| Conductivity Range | 0–200 mS/cm (5 segments) |
| Conductivity Accuracy | ±1.0% FS |
| DO Range | 0–40.00 mg/L, 0–199.9% saturation |
| DO Accuracy | ±0.10% FS |
| Temperature Compensation | Automatic (0–100 °C for pH |
| Calibration | Auto-recognition of 13 pH buffers (US, NIST, Chinese series) |
| Data Storage | 100–400 sets |
| Power | 2 × AA batteries (1.5 V), >100 h life |
| Dimensions (meter) | 65 × 120 × 31 mm |
| Weight (meter) | 180 g |
| Ingress Protection | IP57 |
| Certifications | ISO 9001:2000, CE, CMC |
| Brand | Sanxin |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Portable |
| Parameter Capability | Multi-Parameter |
| pH Measurement Range | −2.00 to 19.99 pH |
| pH Resolution | 0.01 pH |
| pH Accuracy | ±0.01 pH |
| ORP Range | ±1999 mV |
| ORP Resolution | 1 mV |
| ORP Accuracy | ±0.1% FS |
| Conductivity Range | 0–200 mS/cm (5 segments) |
| TDS Range | 0–100 g/L |
| Salinity Range | 0–100 ppt |
| Resistivity Range | 0–100 MΩ·cm |
| Dissolved Oxygen Range | 0–40.00 mg/L (ppm), 0–199.9% saturation |
| DO Accuracy | ±0.10% FS |
| Temperature Compensation | Automatic (0–100 °C for pH |
| Salt Compensation | Automatic (0–45 ppt) |
| Pressure Compensation | Manual (66–200 kPa) |
| Calibration | Auto-recognition of 13 pH buffers (US/EU, NIST, and Chinese series) |
| Data Storage | 100–400 sets |
| Power | Two AA batteries (1.5 V × 2) |
| Dimensions (Meter) | 65 × 120 × 31 mm |
| Weight (Meter) | 180 g |
| Enclosure Rating | IP57 |
| Certifications | ISO 9001:2000, CE, CMC |
| Brand | Sanxin |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | OEM Manufacturer |
| Region of Origin | Domestic (China) |
| Model | SX711 |
| Instrument Type | Portable |
| Parameter Type | Single-Parameter (pH/mV/Temperature) |
| pH Accuracy | ±0.01 pH |
| pH Range | −2.00 to 19.99 pH |
| Resolution | 0.1 / 0.01 pH |
| mV Range | ±1999 mV |
| mV Resolution | 1 mV |
| mV Accuracy | ±0.1% FS |
| Temperature Range | −10 to 110 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.5 °C |
| Input Impedance | ≥1 × 10¹² Ω |
| Input Current | ≤2 × 10⁻¹² A |
| Stability | ±0.01 pH / 3 h |
| ATC Range | 0 to 100 °C |
| Data Storage | 200 sets (ID, pH/mV value, unit, temperature) |
| Power Supply | 2 × AA batteries (1.5 V each) |
| Dimensions (Meter) | 65 × 120 × 31 mm |
| Weight (Meter) | 180 g |
| IP Rating | IP57 |
| Certifications | ISO 9001:2000, CE, CMC |
| Operating Environment | 5–35 °C, ≤85% RH |
| Brand | SANXIN |
|---|---|
| Origin | Shanghai, China |
| Model | SX711 |
| Instrument Type | Portable (not benchtop — corrected per product reality) |
| Parameter Type | Single-parameter (pH/mV) |
| pH Range | –2.00 to 19.99 pH |
| pH Resolution | 0.1 / 0.01 pH |
| pH Accuracy | ±0.01 pH |
| mV Range | ±1999 mV |
| mV Resolution | 1 mV |
| mV Accuracy | ±0.1% FS |
| Temperature Range | –10 to 110 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.5 °C |
| Input Impedance | ≥1 × 10¹² Ω |
| Input Current | ≤2 × 10⁻¹² A |
| Stability | ±0.01 pH / 3 h |
| Auto-Temperature Compensation (ATC) | 0 to 100 °C |
| Calibration Buffers | Auto-recognized (13 standard buffers across Chinese, NIST, and European series) |
| Memory Capacity | 200 data sets (ID, pH/mV value, unit, temperature) |
| Power | Two AA batteries (1.5 V × 2) |
| Dimensions (meter) | 65 × 120 × 31 mm |
| Weight (meter) | 180 g |
| IP Rating | IP57 |
| Certifications | ISO 9001:2000, CE, CMC |
| Brand | SANXIN |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic (China-Made) |
| Model | SX712 |
| Instrument Type | Laboratory-Grade Portable ORP Meter |
| ORP Measurement Range | −1999 to +1999 mV |
| Resolution | 1 mV |
| Accuracy (Meter) | ±0.1% FS |
| Accuracy (System with Electrode) | ±15 mV |
| Data Storage Capacity | 100 Sets (ID, Value, Unit) |
| Power Supply | 2 × AA batteries (1.5 V each) |
| Dimensions (Instrument) | 65 × 120 × 31 mm |
| Weight (Instrument) | 180 g |
| Carry Case Dimensions | 255 × 210 × 50 mm |
| Carry Case Weight | 790 g |
| Operating Temperature | 5–35 °C |
| Relative Humidity Limit | ≤85% RH |
| Ingress Protection Rating | IP57 |
| Electrode | 301Pt-S Plastic-Body ORP Composite Electrode |
| Calibration | No calibration required (pre-calibrated Pt electrode) |
| Display | High-contrast blue-backlit LCD with stability indicator (smiley icon) |
| Brand | SANXIN |
|---|---|
| Model | SX713 |
| Type | Portable Conductivity/TDS/Salinity/Resistivity/Temp Meter |
| Origin | Shanghai, China |
| Manufacturer | SANXIN Peirui Instrument Co., Ltd. |
| Measurement Parameters | Conductivity (0.00–199.9 mS/cm), TDS (0–100 g/L), Salinity (0–100 ppt), Resistivity (0–100 MΩ·cm), Temperature (0–100 °C) |
| Accuracy | ±1.0% FS |
| Resolution | 0.01 (unit-dependent) |
| Temp Compensation | Automatic, 0–50 °C |
| Data Storage | 100 sets |
| Power | 2 × AA batteries (1.5 V) |
| Dimensions | 65 × 120 × 31 mm |
| Weight | 180 g |
| IP Rating | IP57 |
| Electrode | SANXIN 2301-S, K = 1.0 cm⁻¹ |
| 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 (Sanxin Peri) |
|---|---|
| Origin | Shanghai, China |
| Model | SX811 |
| Instrument Type | Portable |
| Parameter Type | Single-Parameter (pH/mV) |
| Measurement Range | −2.00 to 19.99 pH |
| Resolution | 0.01 pH |
| Accuracy | ±0.01 pH |
| Temperature Compensation Range | 0 to 100 °C (auto/manual) |
| mV Range | −1999 to +1999 mV |
| mV Resolution | 0.1 mV (±200 mV), 1 mV (elsewhere) |
| Input Impedance | ≥1×10¹² Ω |
| Input Current | ≤1×10⁻¹² A |
| Stability | ±0.01 pH/3 h |
| Calibration | 1–3 point auto-calibration with buffer recognition (USA/NIST/CH series), custom buffer support |
| Enclosure Rating | IP57 |
| Power | Rechargeable battery or USB 5 V DC adapter |
| Data Storage | Manual & timed auto-storage |
| Default Buffers | CH-series (pH 4.00, 7.00, 10.01) |
| Brand | SANXIN |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Portable |
| Parameter Type | Single-Parameter (pH/mV) |
| pH Measurement Range | -2.00 to 19.99 pH |
| Resolution | 0.01 pH |
| Accuracy | ±0.01 pH |
| Temperature Compensation Range | 0–100 °C (Automatic or Manual) |
| mV Range | -1999 to +1999 mV |
| mV Resolution | 0.1 mV (±200 mV), 1 mV (outside) |
| mV Accuracy | ±0.1% FS ±1 digit |
| Temperature Measurement | 0–100 °C, ±0.5 °C ±1 digit |
| Data Storage | 500 sets with timestamp, unit, temperature, and ID |
| Calibration | 1–3 point auto-calibration |
| Special Modes | Pure water pH mode, ammonia-added pure water pH mode, non-linear temperature compensation |
| Power Supply | 3 × AA batteries (1.5 V) or USB 5 V DC |
| IP Rating | IP57 |
| Dimensions (Instrument) | 88 × 170 × 33 mm |
| Weight (Instrument) | 313 g |
| Included Electrode | SANXIN 201T-Q combination pH electrode |
| Buffer Kits | pH 4.00, 7.00, 10.01 (50 mL each) |
| Software & Connectivity | PC-Link data management software, USB cable, USB power adapter |
| Enclosure | Dual-layer carrying case (compact + rugged transit case) |
| Brand | SANXIN |
|---|---|
| Origin | Shanghai, China |
| Manufacturer | SANXIN Precision Instruments Co., Ltd. |
| Model | SX813 |
| Detection Parameter | Single-parameter (Conductivity/TDS/Salinity/Resistivity) |
| Portability | Portable |
| Intended Use | Laboratory & Field Applications |
| 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 | 0–80 °C (automatic compensation) |
| Accuracy | ±1.0% FS ±1 digit |
| Minimum Resolution | 0.01 µS/cm |
| Temperature Accuracy | ±0.5 °C ±1 digit |
| Data Storage | 500 sets with timestamp, unit, temperature, and measurement value |
| IP Rating | IP57 |
| Power Supply | 3×AA batteries (1.5 V) or DC 5 V via USB |
| Dimensions (instrument) | 88 × 170 × 33 mm |
| Weight (instrument) | 313 g |
| Weight (carrying case) | 1.6 kg |
| 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 | Sanxin-Peirui |
|---|---|
| Origin | Shanghai, China |
| Manufacturer | Original Equipment Manufacturer (OEM) |
| Type | Pen-Style Portable pH Meter |
| Parameter Type | Single-Parameter (pH ± ORP) |
| Measurement Range | -2.00 to 16.00 pH |
| Resolution | 0.01 pH |
| Accuracy | ±0.01 pH |
| Temperature Compensation | Automatic, 0–50 °C |
| Calibration | 1–3 Point Auto-Calibration (NIST or USA Buffer Standards) |
| Display | STN LCD with Tri-Color Backlight (Blue: Measurement, Green: Calibration, Red: Alarm) |
| IP Rating | IP67 |
| ORP Range | ±1000 mV, Resolution: 1 mV, Accuracy: ±0.2% FS |
| Temperature Range | 0–50 °C, Resolution: 0.1 °C, Accuracy: ±0.5 °C |
| Power | 4 × AAA Alkaline Batteries (DC 3 V), >200 h Continuous Use |
| Auto-Off | After 8 min Inactivity |
| Dimensions (Meter) | 40 × 40 × 178 mm |
| Weight (Meter) | 133 g |
| Kit Includes | PH5F Meter, pH 4.00 & 7.00 Calibration Solutions (10 mL each), KCl 3 M Storage Solution, Calibration Vials, Lanyard, 4 × AAA Batteries, User Manual, and Rugged Carrying Case (255 × 210 × 50 mm, 438 g) |
| Brand | Sanxin Peirui |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Benchtop |
| Parameter Types | pH / mV / Ion Concentration / Conductivity / TDS / Salinity / Resistivity / Dissolved Oxygen / Temperature |
| pH Range | -2.000–19.999 |
| pH Resolution | 0.001 |
| pH Accuracy | ±0.002 |
| Conductivity Accuracy | ±0.5% FS |
| Dissolved Oxygen Accuracy | ±0.10 mg/L |
| Temperature Range | -10–110 °C |
| Temperature Accuracy | ±0.4 °C (5–60 °C) |
| Data Storage | 100–900 sets |
| Communication | RS232 |
| IP Rating | IP54 |
| Certifications | ISO 9001:2000, CE, CMC |
| Brand | Sartorius |
|---|---|
| Origin | Germany |
| Model | LH-723080 |
| Instrument Type | Universal Potentiometric Titrator |
| Application Scope | General-purpose |
| Dispensing Range | 0.1–5 mL |
| Meter Accuracy | ±0.1% FS |
| Meter Resolution | 0.001 mL |
| Titration Accuracy | ≤±0.2% |
| Titration Resolution | 0.001 mL |
| Dispenser Type | Bottle-Top |
| Volume Range | 0–10 mL |
| Chemical Resistance | High (PTFE, FEP, PEEK, borosilicate glass) |
| Sterilization | Autoclavable liquid path (121°C, 20 min) |
| Brand | Sartorius |
|---|---|
| Origin | Germany |
| Model | LH-723081 |
| Titration Range | 0.1–10 mL |
| Dispensing Accuracy | ≤ ±0.2% |
| Dispensing Resolution | 0.001 mL |
| Display Resolution | 0.001 mL |
| Display Accuracy | ±0.1% |
| Valve Type | Replaceable PTFE/FFKM |
| Sterilization | Autoclavable Fluid Path |
| Light Protection | Amber Window Option |
| Media Recirculation | Integrated |
| Brand | Sartorius |
|---|---|
| Origin | Germany |
| Model | PB-10 |
| Instrument Type | Benchtop |
| Parameter Types | pH, mV, Temperature |
| pH Range | 0.00–14.00 |
| pH Resolution | 0.01 |
| pH Accuracy | ±0.01 |
| mV Range | ±1500 mV |
| mV Resolution | 0.1 mV |
| mV Accuracy | ±0.4 mV |
| Temperature Range | −5.0 to 105.0 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.2 °C |
| Calibration Points | Up to 3-point |
| Buffer Recognition | Auto-detection of up to 16 NIST-traceable standard buffers |
| ATC (Automatic Temperature Compensation) | Yes |
| Electrode Slope Monitoring | Yes |
| Display | LCD with simultaneous pH/mV/°C/buffer ID |
| Input Interface | BNC |
| Power Supply | AC adapter |
| Dimensions (L×W×H) | 230 × 120 × 80 mm |
| Brand | Sartorius |
|---|---|
| Origin | Germany |
| Model | PB-30 / PB-30L |
| Instrument Type | Portable |
| Parameter Types | Multi-parameter |
| pH Measurement Range | 0–14 pH |
| Resolution | 0.01 pH |
| Accuracy | ±0.005 pH |
| Temperature Compensation | Automatic (ATC) and Manual (MTC) |
| Calibration | Up to 3-point with auto-buffer recognition |
| Data Storage | Internal memory with electrode ID, sample ID, timestamp, and user login traceability |
| Compliance Support | GLP-compliant data logging, audit trail, password-protected access, multi-level user management (PB-30 only) |
| Brand | scchengyi |
|---|---|
| Origin | Sichuan, China |
| Model | JP-06A |
| Current Measurement Range | 1×10⁻³ A to 1×10⁻⁹ A (F.S.) |
| Sensitivity | 5×10⁻⁸ mol/L for Cd²⁺ (Linear Sweep Polarography) |
| Potential Range | −4000 mV to +4000 mV (min. step: 0.15 mV) |
| Scan Rate | 0.05–1 V/s |
| DME Drop Period | 1–1000 s |
| Resolution | < 2.5 mV |
| Anti-Interference Ratio (for pre-reduced species) | 10⁴ : 1 |
| Repeatability Error | < 0.1 % |
| Range Switching Error | < 0.1 % |
| ADC | 24-bit |
| DAC | 16-bit |
| Power Consumption | < 10 W |
| Origin | Germany |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model Series | Schott BlueLine |
| Pricing | Available Upon Request |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | SENHK-258 |
| Pricing | Available Upon Request |
| Measurement Range | 0–200.0 µg/L and 0–20.00 mg/L (auto-ranging) |
| Accuracy | ±<3% of reading |
| Temperature Compensation Range | 0–50 °C |
| Minimum Sample Flow Rate | 50 mL/min |
| Response Time (t₉₀) | ≤60 s at 25 °C |
| Power Supply | 2 × 3.6 V rechargeable Li-ion batteries |
| Continuous Operation Time (fully charged) | 15 h |
| Ingress Protection Rating | IP66 |
| Dimensions (L×W×H) | 190 × 250 × 180 mm |
| Weight (including charging dock) | 2.3 kg |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic |
| Model | SENHK-328 |
| Price | Upon Request |
| pH Range | 0.00–14.00 pH |
| mV Range | −1000 to +1000 mV |
| Temperature Range | 0.0–99.9 °C |
| ATC Range | 0.1–60 °C |
| pH Resolution | 0.01 pH |
| mV Resolution | 0.1 mV |
| Temperature Resolution | 0.1 °C |
| pH Accuracy | ±0.02 pH |
| Temperature Accuracy | ±0.5 °C |
| Response Time (90%) | ≤90 s at 25 °C |
| Isolated Current Output | 0–10 mA / 0–20 mA / 4–20 mA (dual channel, configurable for pH or temperature) |
| Output Current Accuracy | ±0.1 mA |
| Max Load Resistance | 800 Ω (at 20 mA) |
| Alarm Outputs | 2 programmable relay outputs |
| Communication Interface | CAN bus (optional) |
| Sample Temp. | 5–50 °C |
| Sample Flow Rate | ≤6 L/h |
| Max Solid Content | ≤5 µm (no colloids, no oil/grease) |
| Ambient Temp. | 5–45 °C |
| Ambient Humidity | ≤90% RH (non-condensing) |
| Storage Temp. | −25 to +55 °C (electrode stored separately above 0 °C) |
| Dimensions (W×H×D) | 158×158×170 mm |
| Power Supply | 198–242 VAC, 50 Hz ±1 Hz |
| Power Consumption | ≤8 VA |
| Insulation Withstand | 1500 VAC/1 min (power-to-chassis) |
| Weight | 2 kg |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (PRC) |
| Model | SENHK-338 |
| Price | Upon Request |
| Conductivity Range (Auto-ranging via electrode) | 0.000–2.000 µS/cm, 0.00–20.00 µS/cm, 0–2000 µS/cm, 0.000–10.00 mS/cm, 0.000–20.00 mS/cm, 0.00–100.00 mS/cm |
| Temperature Measurement Range | 0.0–99.9 °C |
| ATC Compensation Range | 0.1–60.0 °C |
| Resolution | Conductivity: 0.001 µS/cm (lowest range), 0.01 µS/cm, 1 µS/cm, 0.001 mS/cm, 0.01 mS/cm |
| Temperature | 0.1 °C |
| Accuracy | Conductivity: ±1% of Full Scale, Temperature: ±0.5 °C |
| Response Time | ≤30 s to 90% of final value at 25 °C |
| Current Output Options | 0–10 mA, 0–20 mA, or 4–20 mA (isolated) |
| Max Load Resistance | 800 Ω (at 20 mA) |
| Output Accuracy | ±0.1 mA |
| Alarm Outputs | 2 programmable relay outputs (SPST, 250 VAC/3 A) |
| Communication Interface | Optional CAN bus (ISO 11898-compliant) |
| Sample Temp. Range | 5–50 °C |
| Sample Flow Rate | ≤6 L/h |
| Max Suspended Solids | ≤5 µm (no colloids, no oil/grease) |
| Ambient Operating Temp. | 5–45 °C |
| Ambient Humidity | ≤90% RH (non-condensing) |
| Storage/Transport Temp. | −25 to +55 °C |
| Dimensions (W×H×D) | 158 × 158 × 170 mm |
| Panel Cutout | 140 × 140 mm |
| Power Supply | 198–242 VAC, 50 Hz ±1 Hz |
| Power Consumption | ≤8 VA |
| Electrical Insulation | 1500 VAC/1 min (power-to-chassis) |
| Weight | 2.0 kg |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | SENHK-3C |
| Pricing | Available Upon Request |
| Display | 192×64 dot-matrix LCD (English/Chinese selectable) |
| pH Range | 0.00–14.00 |
| pH Resolution | 0.01 |
| pH Accuracy | ±0.02 |
| Input Impedance | ≥10¹² Ω |
| Response Time | ≤60 s to 90% of final value at 25 °C |
| Temperature Sensor | Pt1000 |
| Temp. Range | 0.0–99.9 °C |
| Temp. Accuracy | ±0.5 °C |
| Temp. Resolution | 0.1 °C |
| Temp. Compensation | 0.1–60.0 °C (manual or automatic) |
| Sample Temp. Range | 5–60 °C |
| Operating Ambient | 5–45 °C, ≤90% RH (non-condensing) |
| Storage Temp. | −25–55 °C (electrode excluded |
| Power Supply | 198–242 VAC, 50 Hz ±1 Hz |
| Power Consumption | ≤3 VA |
| Dimensions (L×W×H) | 200 × 210 × 65 mm |
| Weight | 2.0 kg |