Leici
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| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | OEM Manufacturer |
| Regional Classification | Domestic (China) |
| Model | SJG-792 |
| Instrument Type | Online Analyzer |
| Measurement Principle | Electrochemical Amperometric Sensor |
| Measured Parameters | Residual Chlorine, Total Chlorine |
| Range | 0.00–5.00 mg/L |
| Accuracy | ±5% (for values >1 mg/L) or ±0.05 mg/L (for values ≤1 mg/L) |
| Repeatability | ±0.025 mg/L (≤1 mg/L) |
| Resolution | 0.01 mg/L |
| Detection Limit | ≤0.05 mg/L |
| Display | Dot-matrix LCD |
| Data Storage | Up to 700 records with SD card export |
| Output | Isolated 4–20 mA DC (configurable span), RS-232/RS-485 (Modbus RTU) |
| Enclosure Rating | IP65 |
| Power Supply | AC 220 V ±10%, 50 Hz ±1% |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | SJG-792 |
| Instrument Type | Online Analyzer |
| Measurement Principle | Electrochemical Amperometric Sensor Method |
| Measured Parameters | Residual Chlorine, Total Chlorine |
| Range | (0.00–5.00) mg/L |
| Accuracy | ±5% (for values >1 mg/L) or ±0.05 mg/L (for values ≤1 mg/L) |
| Repeatability | ±0.025 mg/L (≤1 mg/L) |
| Resolution | 0.01 mg/L |
| Limit of Detection (LOD) | ≤0.05 mg/L |
| Display | Dot-matrix LCD |
| Data Storage | Up to 700 records with SD card export |
| Output | Isolated 4–20 mA DC (configurable span), RS-232 or RS-485 (Modbus RTU) |
| Ingress Protection | IP65 |
| Power Supply | AC (220 ± 22) V, (50 ± 0.5) Hz |
| Calibration Options | Factory pre-loaded calibration curves, manual zero + up to two-point span calibration, in-process calibration support |
| Alarm Functions | Programmable high/low concentration thresholds |
| Diagnostics | Built-in self-diagnostic system |
| Power Failure Protection | Non-volatile memory retention |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Origin | Domestic (China) |
| Model | SR-1 Robotic Autosampler + ZDJ-6 Titration Unit |
| Application Scope | General-purpose potentiometric titration |
| Brand | LeiCi |
|---|---|
| Model | TP-585 |
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Online Analyzer |
| Measured Parameter | Total Phosphorus (TP) |
| Measurement Range | 0–50 mg/L |
| Accuracy | ±10% of reading (as per actual water sample comparison) |
| Repeatability | ≤±10% |
| Minimum Measurement Cycle | 40 min (adjustable from 5–120 min) |
| Digestion Time | Configurable |
| Sampling Interval | 20–9999 min, with on-the-hour measurement option |
| Calibration Frequency | 1–99 days, user-definable start time |
| Maintenance Interval | ~30 min per month |
| Analog Output | 1 × 4–20 mA (optional 2-channel) |
| Communication Interface | RS232 or RS485 |
| Digital I/O | 1–6 relay outputs (220 VAC / 2 A) |
| Operating Environment | +5 to +28 °C, ≤99% RH (non-condensing) |
| MTBF | ≥720 h |
| Dimensions (W×D×H) | 1430 × 500 × 403 mm |
| Display & Control | Touchscreen interface with local command input |
| Data Retention | Non-volatile memory preserves configuration and logs during power loss |
| Auto-Recovery | Full system reset and residual reagent purge upon power restoration or fault recovery |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | TP-585 |
| Measurement Parameter | Total Phosphorus |
| Instrument Type | Online Analyzer |
| Measurement Range | 0–50 mg/L |
| Accuracy | ±10% of reading |
| Repeatability | ≤±10% |
| Minimum Measurement Cycle | 40 min (adjustable from 5–120 min) |
| Digestion Time | Configurable |
| Sampling Interval | 20–9999 min (programmable) or on-the-hour mode |
| Calibration Interval | 1–99 days (user-defined) |
| Maintenance Interval | ~30 min per month |
| Analog Output | 1 × 4–20 mA (optional 2 channels) |
| Communication Interface | RS232 or RS485 |
| Digital I/O | 1–6 relay outputs (220 VAC / 2 A) |
| Operating Environment | +5 to +28 °C, ≤99% RH (non-condensing) |
| Power Supply | AC 220 V ±10%, 50 Hz ±1%, 5 A |
| Dimensions | 1430 × 500 × 403 mm |
| MTBF | ≥720 h |
| Data Retention | Non-volatile memory preserves settings and logs during power loss |
| Display & Control | Integrated touch screen interface |
| Self-Diagnostic Capability | Real-time fault detection with alarm prompts |
| Auto-Cleaning | Integrated sampling line cleaning function |
| Valve System | Multi-port corrosion-resistant valve assembly |
| Tubing | Imported modified PTFE transparent tubing (ID >1.5 mm) |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | TR-901 |
| Instrument Type | Laboratory & Field-Portable ORP Meter |
| Measurement Range | ±2000 mV (ORP), 5.0–60.0 °C (Temperature) |
| Resolution | 1 mV (ORP), 0.1 °C (Temperature) |
| Basic Error | ±1 mV (within −1000 to +1000 mV), ±0.1% FS (outside that range) |
| Calibration | 1-point or 2-point ORP calibration |
| Temperature Compensation | Automatic and manual modes |
| Data Storage | 500 measurement sets |
| Protection Rating | IP65 |
| Power Supply | Rechargeable Li-ion battery, compatible with external mobile power banks |
| Display | Color touchscreen with guided navigation interface |
| Sampling Interval | Configurable in minutes |
| Additional Features | Auto-read lock, auto-backlight, auto-power-off, dual-channel ORP input |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Region of Manufacture | Domestic (China) |
| Model | TR-901 |
| Price | USD 920 (FOB Shanghai) |
| Instrument Type | Laboratory & Field-Portable Soil ORP Meter |
| Measurement Principle | Potentiometric Redox Potential (Eh) Determination via Dual-Electrode Cell |
| Compliance | HJ 746–2015 (Chinese EPA Standard for Soil Oxidation-Reduction Potential Determination by Potentiometry) |
| Protection Rating | IP65 |
| Power Supply | Rechargeable Li-ion Battery (USB-C input compatible with external power banks) |
| Data Storage | 500 measurement records with timestamp, temperature, and electrode status metadata |
| Brand | LeiCi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | UPW |
| Price Range | USD 700–1,400 |
| Purified Water Grade | ASTM Type I |
| Resistivity | 18.2 MΩ·cm at 25°C |
| Heavy Metals & Soluble Silica | <0.1 ppb |
| Total Organic Carbon (TOC) | <3 ppb |
| Microbial Count | <1 CFU/mL |
| Endotoxin | <0.001 EU/mL |
| Particles (>0.1 µm) | <1 particle/mL |
| Brand | LeiCi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | UPW |
| Price Range | USD 2,100–2,700 (FOB Shanghai) |
| Water Grade | ASTM Type I / ISO 3696 Grade 1 |
| Resistivity | 18.2 MΩ·cm @ 25°C |
| Heavy Metals & Soluble Silica | <0.1 ppb |
| Total Organic Carbon (TOC) | <3 ppb |
| Microbial Count | <0.001 EU/mL |
| Particles (>0.1 µm) | <1 pc/mL |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | WZB-170 |
| Product Type | Portable |
| Measurement Range | 0.00–20.00 NTU, 20.0–200.0 NTU, 200–1000 NTU (auto-ranging) |
| Resolution | 0.01 / 0.1 / 1 NTU (auto-selected) |
| Operating Temperature | 5–35 °C |
| Accuracy | ±8 % FS |
| Repeatability | ≤1.0 % |
| Zero Drift | ±1.0 % FS / 30 min |
| Stability | ±0.5 % FS / 30 min |
| Light Source | Infrared LED (860 nm), compliant with ISO 7027 and HJ 1075 |
| Calibration Points | Zero + up to three standard points (2, 20, 200 NTU) |
| Display | Monochrome LCD |
| Power Supply | 4 × AA batteries or DC 5 V adapter (AC 200–240 V input) |
| Dimensions | 100 × 220 × 80 mm |
| Weight | ~0.8 kg |
| Protection Rating | IP65 |
| Included Accessories | Standard turbidity bottles, protective carrying case, 400 NTU calibration standard solution |
| Brand | Leici |
|---|---|
| Model | WZB-170 |
| Type | Portable Turbidimeter |
| Measurement Range | 0.00–20.00 NTU, 20.0–200.0 NTU, 200–1000 NTU |
| Resolution | 0.01 / 0.1 / 1 NTU (auto-ranging) |
| Accuracy | ±8% FS |
| Repeatability | ≤1.0% |
| Zero Drift | ±1.0% FS / 30 min |
| Stability | ±0.5% FS / 30 min |
| Light Source | 860 nm infrared LED compliant with ISO 7027 and HJ 1075 |
| Operating Temperature | (5–35) °C |
| Protection Rating | IP65 |
| Display | Monochrome LCD |
| Power Supply | 4 × AA batteries or DC 5 V adapter (AC 200–240 V input) |
| Dimensions | 100 × 220 × 80 mm |
| Weight | ~0.8 kg |
| Calibration Options | Zero-point correction + up to 3-point calibration (2, 20, 200 NTU) |
| Standard Accessories | 400 NTU formazin standard solution, calibrated turbidity vials, rugged carrying case |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Region of Origin | Domestic (China) |
| Model | WZB-172 |
| Price | USD 560 (excl. VAT & shipping) |
| Product Type | Portable |
| Measurement Range | 0.00–500.0 NTU |
| Resolution | 0.01 NTU (at low range), 0.1 NTU (mid), 1 NTU (high) |
| Accuracy | ±6% FS |
| Repeatability | ≤0.5% |
| Zero Drift | ±0.5% FS / 30 min |
| Stability | ±0.5% FS / 30 min |
| Calibration Points | Up to 4-point (2, 20, 200, 500 NTU) |
| Data Storage | 1000 records |
| Display | 4.3-inch color TFT LCD |
| IP Rating | IP65 |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤85% RH |
| Power | Rechargeable Li-ion battery |
| Dimensions | 90 × 250 × 90 mm |
| Weight | ~0.8 kg |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | WZB-172E |
| Type | Portable |
| Measurement Range | 0.00–9.99 NTU |
| Resolution | 0.01 NTU |
| Operating Temperature | 5–40 °C |
| Accuracy | ±6% |
| Light Source | Tungsten Lamp |
| Measurement Principle | Nephelometric (90° scattered light) and Ratio Nephelometric (scattered + transmitted light) |
| Compliance | HJ 1075–2019, USEPA Method 180.1, JJG 880–2006 |
| IP Rating | IP65 |
| Data Storage | 1000 datasets |
| Interface | Micro-USB, RS-232 |
| Power | Rechargeable Li-ion battery with PC/mobile power bank charging capability |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | WZB-172E |
| Product Type | Portable |
| Measurement Range | (0.00–9.99) NTU, (10.0–99.9) NTU, (100–500) NTU |
| Resolution | 0.01 NTU / 0.1 NTU / 1 NTU |
| Accuracy | ±6% |
| Repeatability | ≤0.5% |
| Zero Drift | ±0.5% FS/30 min |
| Stability | ±0.5% FS/30 min |
| Calibration Points | Zero + up to 4 points (2, 20, 200, 500 NTU) |
| Data Storage Capacity | 1000 records |
| Display | 3.5-inch color LCD |
| Ingress Protection | IP65 |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤85% RH |
| Power Supply | Rechargeable Li-ion battery |
| Dimensions & Weight | 90 × 250 × 90 mm, approx. 0.8 kg |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | WZB-172E |
| Price | USD 590 (FOB Shanghai) |
| Type | Portable |
| Measurement Range | (0.00–9.99) NTU, (10.0–99.9) NTU, (100–500) NTU |
| Resolution | 0.01 NTU / 0.1 NTU / 1 NTU |
| Accuracy | ±6% FS |
| Repeatability | ≤0.5% |
| Zero Drift | ±0.5% FS/30 min |
| Stability | ±0.5% FS/30 min |
| Calibration Points | Up to 4-point (2, 20, 200, 500 NTU) |
| Data Storage | 1000 records |
| Display | 3.5-inch color LCD |
| Ingress Protection | IP65 |
| Operating Environment | 5–40 °C, ≤85% RH |
| Power | Rechargeable Li-ion battery |
| Dimensions & Weight | 90 × 250 × 90 mm, ~0.8 kg |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Origin | Domestic (China) |
| Model | WZB-175 |
| Price Range | USD 700–1,400 |
| Product Type | Portable |
| Measurement Range | 0–2000 NTU (auto-ranging across four sub-ranges) |
| Resolution | 0.01 / 0.1 / 1 NTU (auto-selected by range) |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤85% RH |
| Accuracy | ±6% of reading |
| Repeatability | ≤0.5% |
| Zero Drift | ±0.5% FS / 30 min |
| Stability | ±0.5% FS / 30 min |
| Calibration Points | Up to 6 points (2, 20, 200, 500, 1000, 2000 NTU) |
| Data Storage Capacity | 2000 measurements |
| Display | 4.3-inch color TFT LCD touchscreen |
| Protection Rating | IP65 |
| Interface | Micro-USB (PC communication), RS-232 (printer output) |
| Power Supply | Rechargeable Li-ion battery (with AC adapter: Input AC 100–240 V, Output DC 5 V / 2 A) |
| Dimensions & Weight | 90 × 250 × 90 mm, approx. 0.8 kg |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | WZB-175 |
| Type | Portable |
| Measurement Range | 0–2000 NTU (auto-ranging across four sub-ranges) |
| Resolution | 0.01/0.1/1 NTU (auto-adjusted by range) |
| Accuracy | ±6% FS |
| Repeatability | ≤0.5% |
| Zero Drift | ±0.5% FS / 30 min |
| Stability | ±0.5% FS / 30 min |
| Light Source | 860 nm infrared LED |
| Compliance | ISO 7027, HJ 1075-2019 |
| Display | 4.3-inch color TFT touch screen |
| Data Storage | 2000 measurements with timestamp, sample ID, and calibration log |
| Protection Rating | IP65 |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤85% RH (non-condensing) |
| Power | Rechargeable Li-ion battery (USB-C charging support), AC adapter input: 100–240 VAC, output: 5 VDC / 2 A |
| Dimensions & Weight | 90 × 250 × 90 mm, ~0.8 kg |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Origin | Domestic (China) |
| Model | WZB-176E |
| Product Type | Portable |
| Measurement Range | (0.00–9.99) NTU, (10.00–99.9) NTU, (100.0–999) NTU, (1000–2000) NTU |
| Resolution | 0.01 NTU / 0.1 NTU / 1 NTU |
| Operating Temperature | 5–35 °C |
| Accuracy | ±6% |
| Repeatability | ≤0.5% |
| Zero Drift | ±0.5% FS/30 min |
| Stability | ±0.5% FS/30 min |
| Calibration Points | Up to 6 points (2, 20, 200, 500, 1000, 2000 NTU) |
| Data Storage Capacity | 2000 records |
| Display | 4.3-inch color TFT touchscreen |
| Protection Rating | IP65 |
| Power Supply | Rechargeable Li-ion battery |
| Dimensions & Weight | 90 × 250 × 90 mm, approx. 0.8 kg |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | WZB-176E |
| Measurement Range | (0.00–9.99) NTU, (10.00–99.9) NTU, (100.0–999) NTU, (1000–2000) NTU |
| Resolution | 0.01 NTU / 0.1 NTU / 1 NTU |
| Accuracy | ±6% of reading |
| Repeatability | ≤0.5% |
| Zero Drift | ±0.5% FS/30 min |
| Stability | ±0.5% FS/30 min |
| Light Source | Tungsten-halogen lamp (400–600 nm), compliant with USEPA Method 180.1 and HJ 1075-2019 |
| Display | 4.3-inch color TFT touchscreen |
| Data Storage | 2000 measurements |
| Protection Rating | IP65 |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤85% RH |
| Power | Rechargeable Li-ion battery |
| Dimensions & Weight | 90 × 250 × 90 mm, approx. 0.8 kg |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | WZS-180A |
| Price Range | USD 1–720 (FOB) |
| Form Factor | Benchtop / Laboratory |
| Measurement Ranges | (0.00–20.00) NTU, (20.0–200.0) NTU, (200–1000) NTU |
| Resolution | 0.01 NTU (low range), 0.1 NTU (mid range), 1 NTU (high range) |
| Accuracy | ±8% FS |
| Repeatability | ≤1.0% |
| Zero Drift | ±1.0% FS / 30 min |
| Stability | ±0.5% FS / 30 min |
| Light Source | 860 nm Infrared LED, compliant with ISO 7027 and HJ 1075 |
| Calibration Options | Zero-point correction + up to 3-point calibration (2, 20, 200 NTU) |
| Display | Monochrome LCD |
| Power Supply | AC 220 V ±10%, 50 Hz ±1 Hz |
| IP Rating | IP65 |
| Dimensions (L×W×H) | 330 × 250 × 130 mm |
| Weight | ~2.5 kg |
| Standard Accessories | Certified 400 NTU turbidity standard solution, calibrated turbidity vials |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | WZS-180A |
| Type | Benchtop Laboratory Turbidimeter |
| Measurement Ranges | (0.00–20.00) NTU, (20.0–200.0) NTU, (200–1000) NTU |
| Resolution | 0.01/0.1/1 NTU (auto-ranging) |
| Accuracy | ±8% FS |
| Repeatability | ≤1.0% |
| Zero Drift | ±1.0% FS / 30 min |
| Stability | ±0.5% FS / 30 min |
| Light Source | 860 nm Infrared LED compliant with ISO 7027 and HJ 1075 |
| Calibration Points | Zero + up to three points (2, 20, 200 NTU) |
| Display | Monochrome LCD |
| IP Rating | IP65 |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Dimensions | 330 × 250 × 130 mm |
| Weight | ~2.5 kg |
| Included Accessories | Standard turbidity bottles, 400 NTU calibration standard solution |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Type | Benchtop Laboratory Turbidimeter |
| Measurement Range | 0.00–500 NTU |
| Resolution | 0.01 NTU (at low range), 0.1 NTU (mid range), 1 NTU (high range) |
| Operating Temperature | 5–35 °C |
| Accuracy | ±6% FS |
| Repeatability | ≤0.5% |
| Zero Drift | ±0.5% FS / 30 min |
| Stability | ±0.5% FS / 30 min |
| Calibration Points | Up to 5 points (2, 20, 50, 200, 500 NTU) |
| Data Storage Capacity | 1000 records |
| Display | 5.7-inch color LCD |
| Protection Rating | IP54 |
| Power Supply | DC24V adapter (AC100–240V input) |
| Dimensions & Weight | 189 × 282 × 84 mm, ~1.5 kg |
| Compliance | ISO 7027, HJ 1075-2019 |
| Measurement Principles | Nephelometric (90° scatter) and Ratio (scatter + transmission) methods |
| Units Supported | NTU, FNU, EBC |
| Connectivity | RS-232 serial port, USB interface |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | WZS-182 |
| Form Factor | Benchtop / Laboratory |
| Measurement Range | 0.00–500 NTU |
| Resolution | 0.01 NTU (at low range), 0.1 NTU (mid), 1 NTU (high) |
| Operating Temperature | 5–35 °C |
| Accuracy | ±6% FS |
| Repeatability | ≤0.5% |
| Zero Drift | ±0.5% FS / 30 min |
| Stability | ±0.5% FS / 30 min |
| Calibration Points | Up to 5 points (2, 20, 50, 200, 500 NTU) |
| Data Storage Capacity | 1000 records |
| Display | 5.7-inch color LCD |
| Ingress Protection | IP54 |
| Power Supply | DC 24 V (AC 100–240 V input adapter) |
| Dimensions & Weight | 189 × 282 × 84 mm, ~1.5 kg |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | WZS-182E |
| Price | USD 980 (FOB Shanghai) |
| Form Factor | Benchtop / Laboratory |
| Measurement Range | 0.00–9.99 NTU |
| Resolution | 0.01 / 0.1 / 1 NTU (auto-ranging) |
| Operating Temperature | 5–35 °C |
| Accuracy | ±6% of reading |
| Light Source | Tungsten-halogen lamp |
| Measurement Principle | Nephelometric (90° scatter) and Ratio nephelometric-scatter/transmission |
| Compliance | USEPA Method 180.1, HJ 1075–2019, JJG 880–2006 |
| Display | 5.7-inch color LCD with tactile keypad |
| Protection Rating | IP54 |
| Calibration Standards Included | Long-life turbidity standards at 20, 200, and 500 NTU |
| Data Storage | 1000 measurement records |
| Interface | RS-232 (for thermal printer), USB-B (for PC communication) |
| Software Support | Dedicated Leici turbidity data management software (Windows-compatible) |
| GLP Features | Audit-trail enabled timestamped records, user ID logging, calibration history, factory reset with zero & calibration value recovery |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | WZS-182E |
| Price | USD 865 (FOB Shanghai) |
| Instrument Type | Benchtop / Laboratory |
| Measurement Range | (0.00–9.99) NTU, (10.0–99.9) NTU, (100–500) NTU |
| Resolution | 0.01 / 0.1 / 1 NTU |
| Accuracy | ±6% of reading |
| Repeatability | ≤0.5% |
| Zero Drift | ±0.5% FS / 30 min |
| Stability | ±0.5% FS / 30 min |
| Calibration Points | Zero + up to 5 points (2, 20, 50, 200, 500 NTU) |
| Display | 5.7-inch color LCD |
| Ingress Protection | IP54 |
| Operating Temperature | 5–35 °C |
| Relative Humidity | ≤85% RH |
| Power Supply | AC 100–240 V input |
| Dimensions (L×W×H) | 189 × 282 × 84 mm |
| Weight | ~1.5 kg |
| Light Source | Tungsten-halogen lamp (400–600 nm), compliant with USEPA Method 180.1 and HJ 1075-2019 |
| Measurement Principle | Nephelometric (90° scattered light) and Ratio (scattered + transmitted light) modes |
| Units | NTU, FNU, EBC |
| Modes | Standard, Average (multi-read averaging), Zero Calibration, Multi-point Calibration |
| Data Storage | 1000 measurement records |
| Interface | RS-232 (for thermal printer), USB-B (for PC communication via proprietary software) |
| Compliance | GLP-compliant data logging with timestamp, operator ID, calibration history, and audit trail support |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | WZS-182E |
| Form Factor | Benchtop / Laboratory |
| Measurement Range | (0.00–9.99) NTU |
| Resolution | 0.01 NTU |
| Accuracy | ≤ ±6% |
| Repeatability | ≤ 0.5% |
| Light Source | Tungsten-halogen lamp |
| Compliance | EPA Method 180.1 & HJ 075-2017 |
| Measurement Principles | Nephelometric (90° scattering) and Ratio (scattering + transmission) modes |
| Units | NTU, FNU, EBC |
| Display | High-resolution LCD with intuitive UI |
| Calibration | Built-in standard curves + user-defined single/multi-point calibration |
| Environmental Operating Temperature | Ambient (10–30 °C) |
| Ingress Protection | IP54 |
| Included Accessories | Instrument host, 5 x standardized turbidity vials, long-life calibration standards (20–500 NTU) |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Model | WZS-186 |
| Type | Benchtop Laboratory Turbidimeter |
| Measurement Range | 0.000–2000 NTU |
| Resolution | 0.001 NTU (at lowest range) |
| Operating Temperature | 5–35 °C |
| Accuracy | ±6% FS |
| Repeatability | ≤0.5% |
| Zero Drift | ±0.5% FS / 30 min |
| Stability | ±0.5% FS / 30 min |
| Calibration Points | Up to 7 points (2, 20, 50, 200, 500, 1000, 2000 NTU) |
| Data Storage Capacity | 2000 measurements |
| Display | 7-inch color TFT touchscreen |
| Protection Rating | IP54 |
| Interface | RS-232, USB |
| Power Supply | DC 24 V (AC 100–240 V input adapter) |
| Dimensions | 189 × 282 × 84 mm |
| Weight | ~1.5 kg |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China) |
| Model | WZS-188 |
| Price | USD 1,160 (approx.) |
| Form Factor | Benchtop / Laboratory |
| Measurement Range | 0.000–4000 NTU |
| Accuracy | ≤ ±6 % |
| Repeatability | ≤ 0.5 % |
| Stability | ≤ ±0.5 % FS |
| Zero Drift | ≤ ±0.5 % FS |
| Dimensions | 358 × 323 × 160 mm |
| Weight | 3 kg |
| Light Source | Tungsten Halogen Lamp |
| Compliance | EPA Method 180.1 |
| Calibration | Up to 7-point user calibration with factory restore function |
| Data Storage | 1000 measurement records |
| Interfaces | USB + RS-232 |
| GLP Support | Yes, with audit-ready timestamped data logging |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Category | Domestic (China) |
| Model | WZS-188E |
| Form Factor | Benchtop / Laboratory |
| Measurement Range | (0.000–9.999) NTU, (10.00–99.99) NTU, (100.0–999.9) NTU, (1000–4000) NTU |
| Resolution | 0.001 / 0.01 / 0.1 / 1 NTU |
| Accuracy | ±6% |
| Light Source | Tungsten-Halogen Lamp |
| Compliance | US EPA Method 180.1, HJ 1075–2019 |
| Measurement Principle | Nephelometric (90° scatter) and Scatter-Transmission dual-mode |
| IP Rating | IP54 |
| Display | 7-inch HD color capacitive touchscreen |
| Calibration Options | Single-point or multi-point |
| Units | NTU, FNU, EBC |
| Modes | Standard measurement, averaging mode (for dynamic suspension stabilization), auto-ranging |
| Data Management | Onboard storage, recall, deletion, USB export, RS-232 printer output |
| Software Interface | PC communication via dedicated software (USB) |
| GLP Support | Full audit trail, timestamped records, user ID logging, calibration history retention |
| Brand | Leici |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Category | Domestic (China) |
| Model | WZS-190S |
| Price Range | USD 1,400–2,100 |
| Instrument Type | Benchtop / Laboratory |
| Measurement Range | 0–4000 NTU (tungsten lamp), 0–2000 NTU (860 nm LED) |
| Resolution | 0.001 NTU (lowest range) |
| Accuracy | ±6% FS |
| Repeatability | ≤0.5% |
| Zero Drift | ±0.5% FS / 30 min |
| Stability | ±0.5% FS / 30 min |
| Light Sources | Dual-source — Tungsten lamp (400–600 nm, compliant with US EPA Method 180.1 & HJ 1075-2019), 860 nm LED (compliant with ISO 7027 & HJ 1075-2019) |
| Calibration Points | Up to 8-point (tungsten), up to 7-point (LED) |
| Data Storage Capacity | 2000 turbidity measurements per light source + 2000 verification records + 500 system logs + 4000 operation logs |
| Environmental Operating Conditions | 5–35 °C, ≤85% RH |
| Power Supply | AC 100–240 V input, DC 20 V output |
| Dimensions & Weight | 300 × 200 × 88 mm, ~1.5 kg |
| Protection Rating | IP54 |
| Compliance Standards | JJG 880–2006, HJ 1075–2019, ISO 7027:2016, US EPA Method 180.1 |