Leichi
Filter
Showing 1–30 of 36 results
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | COD-582 |
| Instrument Type | Online Analyzer |
| Measurement Principle | Potassium Dichromate Digestion Method (Online) |
| Measurement Range | 10.0–5000 mg/L |
| Accuracy | ±10% or ±5 mg/L (for values ≤50 mg/L) |
| Repeatability | 5% or 5 mg/L (for values ≤100 mg/L) |
| Resolution | 0.1 mg/L (≤100 mg/L), 1 mg/L (>100 mg/L) |
| Zero Drift | ±5 mg/L/24 h |
| Span Drift | ±10%/24 h |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Dimensions (W×D×H) | 550 × 400 × 1680 mm |
| Weight | 50 kg |
| MTBF | ≥360 hours |
| Output | Isolated 4–20 mA DC (configurable upper/lower limits) |
| Communication | RS-232 or RS-485 (selectable) |
| Interface | 7-inch color LCD touchscreen |
| Maintenance Interval | Up to 30 days without service |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | DCG-760A |
| Price Range | USD 850–1,420 (FOB) |
| Conductivity Range | 0–1000 mS/cm |
| Temperature Range | −10.0 to 120.0 °C |
| Basic Instrument Error | ±2.0% FS (Conductivity), ±0.3% HCl/NaOH (Concentration), ±0.5 °C (Temp, 0–60 °C) |
| Dimensions | 144 × 144 × 160 mm |
| Weight | ~2 kg |
| IP Rating | IP65 |
| Output | Isolated 4–20 mA DC (configurable span) |
| Temp Compensation | Automatic, 5.0–45.0 °C (ref. 25.0 °C) |
| Resolution | 0.1% (conc.), 0.1/1 mS/cm (cond.), 0.1 °C (temp) |
| Repeatability | ±0.1% HCl/NaOH |
| Drift Stability | ±0.1%/24h (conc.), ±0.5% FS/24h (cond.) |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | DDG-33 |
| Price | USD 780 (FOB Shanghai) |
| Conductivity Range | K=0.01 cm⁻¹: 0–20 µS/cm |
| K=0.1 cm⁻¹ | 1–200 µS/cm |
| K=1.0 cm⁻¹ | 10–10,000 µS/cm |
| Temperature Range | −10.0 to 120.0 °C |
| Basic Instrument Error | ±2.0% FS (conductivity), ±0.5 °C (0.0–60.0 °C), ±1.0 °C (other) |
| Resolution | 0.001/0.01/0.1 µS/cm |
| Repeatability | 1.0% FS |
| Electronic Unit Accuracy | ±1.0% FS (conductivity), ±0.3 °C (temperature) |
| Stability | ±0.5% FS/24 h |
| Temperature Compensation Range | 5.0–60.0 °C (reference 25.0 °C) |
| Enclosure Rating | IP65 |
| Power Supply | AC 220 V ±10%, 50 Hz ±1% or DC 24 V |
| Dimensions | 166 × 166 × 110 mm |
| Weight | 2.0 kg |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Instrument Type | Benchtop Conductivity Meter |
| Measurement Principle | Two-electrode AC conductivity measurement with frequency auto-switching |
| Conductivity Range | 0.000 µS/cm to 200.0 mS/cm |
| TDS Range | 0.000 mg/L to 100.0 g/L |
| Temperature Range | −5.0 °C to 110.0 °C |
| Display | 6-inch high-resolution LCD |
| Protection Rating | IP54 |
| Calibration | Single-point calibration with auto-recognition of four standard solutions (146.5 µS/cm, 1408 µS/cm, 12.85 mS/cm, 111.3 mS/cm) |
| Temperature Compensation | Automatic and manual modes |
| Data Storage | 50 measurement sets with recall and deletion |
| Compliance | JB/T 9366–2017, GB/T 11007–2008, JJG 376–2007, HJ 1396–2024 |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Model | DGB-402A |
| Measurement Principle | DPD Colorimetric Method (515 nm LED) |
| Range | 0.00–3.00 mg/L (Residual & Total Chlorine) |
| Resolution | 0.01 mg/L (Concentration), 0.001 ABS (Absorbance) |
| Accuracy | ±0.05 mg/L (≤1 mg/L) |
| Repeatability | ≤2.5% |
| LOD | ≤0.02 mg/L |
| Calibration | Up to 5-point user-defined calibration |
| Data Storage | 200 measurement records with timestamp, operator ID, and calibration history |
| Power Supply | 4 × AA alkaline batteries (1.5 V) |
| Enclosure Rating | IP65 |
| Dimensions | 230 × 86 × 47 mm |
| Weight | ~0.4 kg |
| Compliance | GLP-compliant data management, aligned with ISO 7393-2 and EPA Method 334.0 for chlorine determination |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | China |
| Model | DGB-421 |
| Measurement Range | 0–50 PCU (Platinum-Cobalt Units) |
| Accuracy | ±5% or ±1 PCU |
| Repeatability | ≤3.0% |
| Protection Rating | IP65 |
| Power Supply | 4×AA batteries or USB 5V DC |
| Dimensions | 100 × 220 × 80 mm |
| Weight | 0.8 kg |
| Display | High-resolution LCD |
| Calibration | Zero and full-scale calibration with Pt-Co standard solutions |
| Data Storage | 200 sets |
| Compliance | GB/T 5750.4–2023 (Standard Methods for Examination of Drinking Water – Color) |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | DO-30 |
| Instrument Type | Portable |
| Measurement Principle | Electrochemical (Clark-type Polarographic Sensor) |
| Dissolved Oxygen Range | 0.0–20.0 mg/L |
| Resolution | 0.1 mg/L |
| Accuracy | ±0.3 mg/L |
| Repeatability | ≤0.2 mg/L |
| Temperature Range | 0.0–60.0 °C |
| Temp. Resolution | 0.1 °C |
| Temp. Accuracy | ±0.3 °C |
| Auto Temperature Compensation | Yes (0–50.0 °C) |
| IP Rating | IP67 |
| Power | 4 × AAA batteries |
| Battery Life | >200 h |
| Dimensions | 40 × 30 × 188 mm |
| Weight | ~0.15 kg |
| Enclosure Material | ABS |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | DWG-8025A |
| Price Range | USD 2,800 – 7,000 (FOB Shanghai) |
| Instrument Category | Sodium Ion Analyzer |
| Instrument Type | Online Continuous Monitoring System |
| Measurement Range | 0.1–1000 µg/L Na⁺ |
| Resolution | 0.1 µg/L (≤10 µg/L), 1 µg/L (>10 µg/L) |
| Temperature Range | −10.0 to +120.0 °C |
| Temperature Resolution | 0.1 °C |
| Accuracy (Sodium) | ±10% of reading ±0.1 µg/L |
| Accuracy (Temperature) | ±0.5 °C (0.0–60.0 °C), ±1.0 °C (other) |
| Repeatability | ≤5% of reading |
| Drift Stability | ±10% of reading / 24 h (system), ±3% of reading / 24 h (electronic unit) |
| Enclosure Rating | IP65 |
| Power Supply | AC 220 V ±10%, 50 Hz ±1% |
| Output | Isolated 4–20 mA DC (configurable span), RS-232 or RS-485 (user-selectable) |
| Optional | Integrated pH auto-adjustment module |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | DX-01 |
| Instrument Type | Portable/HANDHELD Water Quality Analyzer |
| Digestion Positions | 8 |
| Temperature Range | 45–185 °C |
| Temperature Accuracy | ±0.1 °C |
| Temperature Display Error | ±2 °C |
| Temperature Uniformity | ≤2 °C |
| Digestion Time Range | 0–480 min |
| Time Display Error | ±2% |
| Power Supply | AC 220 V ±10%, 50 Hz ±0.5 Hz |
| Rated Power | ~250 W |
| Dimensions (L×W×H) | 165 × 270 × 145 mm |
| Weight | ~2 kg |
| Operating Environment | 0–40 °C, RH ≤85% |
| Safety Features | Over-Temperature Alarm, Protective Shield, Sealed Micro-Reflux Design |
| Heating Modes | Continuous / Intermittent |
| User Interface | High-Resolution Color TFT Touchscreen |
| Preloaded Methods | 8 Standard Digestion Protocols + 1 Customizable Method |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Model | DZS-708T-A |
| Instrument Type | Laboratory Water Quality Analyzer |
| Detection Principle | Colorimetric Method (for optional add-on modules) |
| Measured Parameters | pH, pX (Ion Selective Electrode), mV, ORP, Conductivity, Resistivity, TDS, Salinity, Ash Content, Temperature |
| pH Range | 0.00–14.00 |
| Repeatability | ≤0.5% |
| Display | 7-inch color TFT LCD touchscreen |
| IP Rating | IP54 |
| Interface | RS-232, USB, USB host (U-disk, barcode scanner support) |
| Data Storage | 1000 datasets with GLP-compliant metadata |
| Calibration | Up to 6-point pH/pX |
| Temp Compensation | Automatic (linear, nonlinear, pure water, seawater, user-defined reference temp: 5.0–25.0 °C) |
| Electrode Diagnostics | Built-in |
| Software Compliance | Supports GMP audit trail, user-level access control (3-tier), method/data management, firmware upgrade |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Domestic |
| Model | DZS-708TP Automated Electrochemical Water Quality Analyzer |
| Instrument Type | Laboratory Water Quality Analyzer |
| Measurable Parameters | pH, Conductivity, Dissolved Oxygen (DO), Ion Concentration (pX), ORP, TDS, Salinity, Resistivity, Ash Content (White Sugar & HFCS), Temperature |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | JPB-607A |
| Instrument Type | Portable |
| Measurement Principle | Electrochemical (Clark-type Polarographic Sensor) |
| Dissolved Oxygen Range | 0.00–20.00 mg/L |
| Resolution | 0.01 mg/L |
| Accuracy (DO) | ±0.30 mg/L |
| Response Time (90% at 20.0 °C) | ≤45 s |
| Saturation Range | 0.0–200.0 % |
| Temperature Range | −5.0–110.0 °C |
| Temp. Accuracy | ±0.4 °C (0.0–60.0 °C), ±1.0 °C (other) |
| Salt Compensation Error | ±2% |
| Atmospheric Pressure Compensation | Manual |
| IP Rating | IP65 |
| Data Storage Capacity | 200 sets |
| Power Supply | Rechargeable Li-ion battery (DC5V input compatible) |
| Dimensions | 80 × 225 × 35 mm |
| Weight | 0.4 kg |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | JPBJ-610L |
| Instrument Type | Portable |
| Measurement Principle | Fluorescence Quenching |
| DO Range | (0.00–20.00) mg/L |
| Accuracy | ±0.30 mg/L (reading error) |
| Resolution | 0.01 mg/L |
| Repeatability | 0.15 mg/L |
| Zero Oxygen Error | ≤0.1 mg/L |
| Response Time | ≤60 s (90% response at 20 °C) |
| DO Saturation Range | (0.0–200.0)% |
| Saturation Accuracy | ±10.0% |
| Temperature Range | (0.0–50.0) °C |
| Temp. Resolution | 0.1 °C |
| Temp. Accuracy | ±0.3 °C |
| Salinity Compensation | Manual, (0.0–50.0) g/L |
| Atmospheric Pressure Compensation | Auto/Manual, (50.0–110.0) kPa |
| IP Rating | IP65 |
| Power | Rechargeable Li-ion battery |
| Dimensions | 90 × 255 × 40 mm |
| Weight | 0.5 kg |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | JPSJ-605F |
| Instrument Type | Benchtop Laboratory Meter |
| Measurement Principle | Polarographic Electrochemical Probe |
| DO Range | (0.00–50.00) mg/L |
| Accuracy | ±0.30 mg/L (≤20.00 mg/L) |
| Repeatability | 0.15 mg/L |
| Detection Limit | 0.01 mg/L |
| Temperature Range | (−10.0 to 135.0) °C |
| Temp. Accuracy | ±0.3 °C (0.0–60.0 °C) |
| Response Time | ≤45 s (90% response at 20.0 °C) |
| Saturation Range | (0.0–600.0) % |
| Salt Compensation Error | ±2.0% saturation |
| IP Rating | IP54 |
| Interface | RS-232, USB |
| Data Storage | 500 sets |
| Power Supply | AC 100–240 V input / DC 9 V output |
| Dimensions | 242 × 195 × 68 mm |
| Weight | 0.9 kg |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Origin | Domestic (China) |
| Model | JPSJ-606L |
| Instrument Type | Benchtop Laboratory Meter |
| Measurement Principle | Electrochemical Polarographic Probe |
| DO Range (Instrument Electronics) | 0.00–90.00 mg/L |
| DO Range (with Standard Probe) | 0.00–50.00 mg/L |
| Accuracy (DO) | ±0.10 mg/L (electronic unit) |
| Repeatability | ≤0.15 mg/L |
| Detection Limit | 0.00 ± 0.10 mg/L |
| DO Saturation Range | 0.0–600.0 % |
| DO Saturation Resolution | 0.1 % |
| DO Saturation Accuracy | ±2.0 % |
| Temperature Range | −5.0–130.0 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Accuracy | ±0.1 °C |
| Atmospheric Pressure Compensation | 60.0–110.0 kPa |
| Salinity Compensation | 0.0–50.0 g/L |
| Power Supply | 24 VDC, 3 A (via external adapter: 100–240 VAC input) |
| Dimensions (W×D×H) | 280 × 280 × 130 mm |
| Weight | 2.5 kg |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | KDN-1 |
| Pricing | Upon Request |
| Display | 4.3-inch high-resolution color LCD |
| Operation Mode | Dual automatic/manual |
| Alkali Reagent Delivery | Automated quantitative dosing |
| Boric Acid Solution Delivery | Automated quantitative dosing |
| Diluent Addition | Manual or automatic selection |
| Distillation Time Setting | Programmable up to 60 min |
| Distillation Speed | 3–6 min per sample |
| Nitrogen Measurement Range | 0.1–240 mg |
| Nitrogen Recovery Rate | ≥99.5% |
| Sample Capacity | ≤6 g (solid) or ≤16 mL (liquid) |
| Condensate Water Consumption | 1.5 L/min |
| Heating Tube Temperature Monitoring | Real-time |
| Rinse Control System | Automated post-distillation tubing rinse |
| Safety Features | Digestion tube presence detection, emergency stop, fault self-diagnosis with audible/visual alarm |
| Cooling Water Flow Sensing | Integrated flow sensor |
| Power Supply | 220 VAC ±10%, 50 Hz |
| Rated Power | 1.3 kW |
| Dimensions (W×D×H) | 400 × 385 × 735 mm |
| Net Weight | 30 kg |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Model | KLS-411 |
| Measurement Range | 10 μg – 20 mg H₂O |
| Electrolysis Current Options | 10 mA / 20 mA / 50 mA / 100 mA |
| Polarization Current Error | ±0.2 μA |
| Electrolysis Current Accuracy | ±0.5% of reading |
| Absolute Measurement Error | ±(5% of setpoint + 3) μg |
| Repeatability | ≤3% RSD |
| Power Supply | (220 ± 22) V, (50 ± 1) Hz |
| Dimensions | 300 × 235 × 100 mm |
| Weight | 3 kg |
| Detection Principle | Coulometric Karl Fischer Titration with Membrane-Enclosed Electrode |
| Reagent Compatibility | Leichi low-toxicity, low-odor, reusable KF reagent (no pre-titration or standardization required) |
| Interface | RS232 for printer output |
| Display | Large LCD screen with intuitive menu navigation |
| Brand | Leichi |
|---|---|
| Model | PHGF Series |
| Type | pH and ORP Transmitter |
| Mounting Options | Submersible or Flow-Through |
| Integrated Pre-Amplifier Board | Yes (PHGF-27B, PHGF-28B, PHGF-43), No (PHGF-46) |
| Cable Length | 20 m (PHGF-27B, PHGF-28B, PHGF-43), 10 m (PHGF-46) |
| Operating Temperature Range | 5–60 °C or 20–90 °C (selectable for PHGF-27B & PHGF-28B), 5–45 °C (PHGF-43), 5–55 °C (PHGF-46) |
| Compatible Electrodes | FG-990 (pH), ORP-1 (ORP), FG-991 (pH), FG-991A (pH), FG-990T-819-A (high-temp pH) |
| Brand | Leichi |
|---|---|
| Model | PHGF Series |
| Type | pH and ORP Transmitter |
| Mounting Options | Submersible (PHGF-27B, PHGF-28B, PHGF-43) / Flow-Through (PHGF-28B, PHGF-46) |
| Integrated Pre-amplifier Board | Yes (PHGF-27B, PHGF-28B, PHGF-43) / No (PHGF-46) |
| Cable Length | 20 m (PHGF-27B, PHGF-28B, PHGF-43) / 10 m (PHGF-46) |
| Operating Temperature Range | 5–60 °C or 20–90 °C (selectable, PHGF-27B & PHGF-28B) / 5–45 °C (PHGF-43) / 5–55 °C (PHGF-46) |
| Compatible Electrodes | FG-990 (pH), ORP-1 (ORP) |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | China |
| Model | PHGF-28H |
| Price | Upon Request |
| pH Range | 0.00–14.00 pH |
| ORP Range | ±1800 mV |
| Temperature Range | −5 to +105 °C |
| Operating Sample Temp. | 5–60 °C |
| Max. Sample Pressure | < 0.1 MPa |
| Sample Flow Rate | 200 mL/min |
| Inlet Tubing | Ø6×1 mm stainless steel |
| Outlet Tubing | Ø10×1 mm stainless steel |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | PHGF-43 |
| Pricing | Upon Request |
| Housing Material Options | PVC, CPVC, SS304, SS316 |
| Cleaning Function | None or Jet Flush |
| Pre-amplifier | Optional (Integrated or External) |
| Compatible Electrodes | FG-991 (pH) / ORP-1 (Redox) |
| Measurement Range | pH 0–14 |
| Process Temperature Range | 5–45 °C |
| Max. Pressure Rating | 0.6 MPa |
| Enclosure Protection | IP65 (Junction Box or High-Impedance Box) |
| Submersion Length Options | 0.5 m, 1.0 m, 1.5 m, 2.0 m, 2.5 m, 3.0 m (User-selectable) |
| Standard Cable Length | 20 m (Extended lengths available upon specification) |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Instrument Type | Benchtop |
| Parameter Type | Dual-parameter (pH + temperature) |
| Measurement Range | −2.00 to 18.00 pH |
| Resolution | 0.01 pH |
| Accuracy | ±0.01 pH |
| Calibration Points | 1–3 point automatic calibration |
| Buffer Recognition | Auto-identifies five standard GB buffers (1.68, 4.00, 6.86, 9.18, 12.46 pH) and supports custom buffer entry |
| Temperature Compensation | Automatic and manual modes |
| Data Storage | 50 measurement sets with recall and deletion |
| Display | 6-inch HD LCD |
| Protection Rating | IP54 |
| Compliance | GB/T 11165–2005, JJG 119–2018, HJ 1396–2024 |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | SFK-506V |
| Titration Method | Fully Automated Volumetric Titration |
| Instrument Type | Volumetric Karl Fischer Moisture Analyzer |
| Moisture Measurement Range | 100 µg – 250.0 mg |
| Measurement Resolution | 1 µg |
| Repeatability | ≤0.3% |
| Potentiometric Range | 0–2000 mV |
| Potentiometric Resolution | 0.1 mV |
| Polarization Current Range | 1–200 µA |
| Polarization Current Accuracy | ±3% |
| Polarization Current Stability | ±2.5% / 30 min |
| Power Supply | 80–305 VAC, 47–63 Hz |
| Dimensions (W×D×H) | 240 × 370 × 270 mm |
| Weight | ~4 kg |
| Data Storage Capacity | 2000 test records |
| Communication Interfaces | RS-232, USB (for balance, barcode scanner, heating oven), WLAN/WiFi |
| Output Options | PDF report export, thermal/USB printer support, U-disk data export |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | SFS-105S Halogen Moisture Analyzer |
| Price Range | USD 420 – 700 |
| Display | High-resolution LCD |
| Heating Source | Circular halogen lamp |
| Max. Heating Temperature | 180 °C |
| Weighing Range | 0.2 g to 110 g |
| Readability (mass) | 5 mg |
| Legal Metrology Class | II |
| Moisture Readability | 0.02 % |
| Minimum Sample Mass | 1 g |
| Heating Chamber Material | Heat-resistant polymer housing |
| Pan Diameter | 90 mm |
| Temperature Control | Adjustable in 1 °C increments |
| Drying Modes | Standard, Rapid |
| Endpoint Detection | Auto, Manual, Semi-auto |
| Displayed Parameters | Moisture %, Dry Matter %, ATRO Dry Basis %, ATRO Wet Basis % |
| Real-time Data | Current temperature, elapsed time, dynamic moisture loss curve |
| Interface | RS-232 for thermal printer |
| Power Supply | 220 V ±10 %, 50/60 Hz |
| Dimensions (W×D×H) | 310 × 180 × 157 mm |
| Net Weight | 2.6 kg |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | SJG-208 |
| Price Range | USD 700 – 1,400 (FOB Shanghai) |
| Resolution | 0.01 mg/L, 0.1 % saturation, 0.1 °C |
| Measurement Range | (0.0–20.0) mg/L DO, (0.0–200.0) % saturation, (−10.0–120.0) °C |
| Repeatability | ≤ 0.20 mg/L |
| Stability | ±0.20 mg/L / 24 h |
| Temperature Compensation Range | (−10.0–120.0) °C |
| Communication Interface | RS-232 or RS-485 (user-selectable) |
| Dimensions | 144 × 144 × 160 mm |
| Weight | 2.5 kg |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | China |
| Model | SJG-7835A |
| Price | Upon Request |
| Measurement Range (N₂H₄) | 0–199.9 µg/L |
| Temperature Range | −10.0–120.0 °C |
| N₂H₄ Resolution | 0.1 µg/L |
| Temperature Resolution | 0.1 °C |
| Basic Instrument Error (N₂H₄) | ±5.0 µg/L |
| Basic Instrument Error (Temperature) | ±0.5 °C (0.0–60.0 °C), ±1.0 °C (other) |
| Electronic Unit Error (N₂H₄) | ±2.0 µg/L |
| Electronic Unit Error (Temperature) | ±0.3 °C |
| Repeatability | ≤2.5 µg/L |
| Electronic Unit Stability | ±2.0 µg/L / 24 h |
| 90% Response Time | 3 min |
| Enclosure Rating | IP65 |
| Power Supply | AC (220 ± 22) V, (50 ± 0.5) Hz |
| Dimensions (Electronic Unit) | 144 × 144 × 150 mm |
| Weight (Electronic Unit) | 2 kg |
| Dimensions (Measurement Unit) | 224 × 288 × 628 mm |
| Weight (Measurement Unit) | 10 kg |
| Output | Isolated 4–20 mA DC (configurable upper/lower limits) |
| Communication Interface | RS-232 or RS-485 (user-selectable) |
| Auto Temperature Compensation | Yes |
| Alarm Function | Programmable high/low limit alarm |
| Power Failure Protection | Yes |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | SJG-9435B |
| Price Range | USD 1,400–4,200 (FOB Shanghai) |
| Resolution | 0.1 µg/L |
| Measurement Ranges | (0–19.9) µg/L, (20–199) µg/L, (0.20–20.00) mg/L |
| Repeatability | ±3% FS |
| Stability | ±2% FS / 24 h |
| Temperature Compensation Range | (−10.0 to 120.0) °C |
| Communication Interface | RS-232 |
| Dimensions | 160 × 160 × 110 mm |
| Weight | 2 kg |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | TN-586 |
| Pricing | Upon Request |
| Measurement Method | Alkaline Potassium Persulfate Digestion–UV Spectrophotometry |
| Measurement Range | 0–150.0 mg/L (customizable extension available) |
| Accuracy | ±10% of reading |
| Detection Limit | 0.1 mg/L |
| Resolution | 0.1 mg/L |
| Compliance | GB 11894–1989 |
| Repeatability | ≤±10% |
| Minimum Cycle Time | 40 min |
| Sampling Interval | 10–9999 min (programmable) + On-the-Hour Mode |
| Calibration Options | Manual & Automatic |
| Output Interfaces | RS232, RS485, 4–20 mA analog |
| Field Sample Comparison Error | ≤±10% |
| Dimensions | 1430 × 500 × 403 mm |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | Leichi UPW |
| Pricing | Available Upon Request |
| Purified Water Grade | ASTM Type I / ISO 3696 Grade 1 |
| Resistivity | 18.2 MΩ·cm at 25 °C |
| Heavy Metals & Soluble Silica | <0.1 ppb |
| Total Organic Carbon (TOC) | <3 ppb |
| Microbial Count & Endotoxins | <0.001 EU/mL |
| Particles (>0.1 µm) | <1 particle/mL |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | UPW-B-N30 |
| Price Range | USD 1,400 – 2,100 (FOB Shanghai) |
| Purified Water Grade | ASTM Type I Reagent Water |
| Resistivity | ≥18.2 MΩ·cm at 25 °C |
| Production Rate | 30 L/h |
| Feed Water Conductivity | <400 µS/cm |
| Feed Temperature | 5–40 °C |
| Feed Pressure | 0.1–0.4 MPa |
| RO Salt Rejection | >95% |
| Bacterial Reduction | >99% |
| TOC | ≤30 ppb |
| Particulate Count | <1 particle/mL @ ≥0.22 µm |
| Microbial Limit | ≤1 CFU/mL |
| Flow Rate (Ultrapure) | 1–1.5 L/min |
| Display | LCD with real-time resistivity, temperature-compensated conductivity, system status, and tank level indicators |