Turbidimeter
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| Brand | Anton Paar |
|---|---|
| Origin | Austria |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Origin Category | Imported |
| Model | Haze 3001 |
| Form Factor | Benchtop / Laboratory |
| Measurement Range | 0–400 NTU |
| Resolution | 0.01 NTU |
| Operating Ambient Temperature | 15–35 °C |
| Brand | APURE |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Regional Classification | Domestic (China) |
| Model | A10TR-AA1 |
| Price | USD 195 (FOB Shanghai) |
| Instrument Type | Online Turbidimeter |
| Measurement Ranges | 0–20 NTU, 0–400 NTU, 0–4000 NTU (custom ranges available) |
| Resolution | 0.01 NTU |
| Operating Temperature | 0–60 °C |
| Accuracy | ±1.0 % FS |
| Temperature Compensation | 0–100 °C (manual or automatic) |
| Output Signals | Isolated 4–20 mA (max. load 500 Ω), assignable to turbidity or temperature |
| Relay Outputs | 3 × SPDT relays (3 A / 250 V AC, NO contact), programmable high/low alarm thresholds with adjustable hysteresis |
| Power Supply | AC 220 V ±10 % / 50–60 Hz or DC 24 V ±10 % |
| Power Consumption | ≤7 W |
| Enclosure Dimensions | 96 × 96 × 132 mm (H × W × D) |
| Panel Cutout | 92.5 × 92.5 mm |
| Environmental Rating | IP65 front panel |
| Relative Humidity | ≤85 % RH (non-condensing) |
| Brand | Apure |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Manufacturer |
| Origin Category | Domestic (China) |
| Model | TS-620 |
| Price | USD 685 (FOB Shanghai) |
| Product Type | Online |
| Measurement Range | Low-Turbidity Mode (0–0.5 NTU & 5–400 NTU) |
| Resolution | 0.01 NTU (low-turbidity), 0.1 NTU (high-turbidity) |
| Operating Temperature (Transmitter) | –20 to +55 °C |
| Accuracy | ±5% FS |
| Enclosure Rating | Transmitter IP65 |
| Process Pressure (Submersible) | ≤0.3 MPa |
| Output | 4–20 mA (4-wire, max. load 750 Ω) |
| Relay Outputs | 2 programmable SPDT relays (AC230 V, 2 A) |
| Digital Interface | RS485 with Modbus RTU protocol |
| Humidity | ≤85% RH (non-condensing) |
| Brand | AQUALABO |
|---|---|
| Origin | France |
| Model | NTU |
| Type | Online Turbidity Sensor |
| Measurement Range | 0–4000 NTU |
| Resolution | 0.01 NTU |
| Accuracy | ±5% of reading |
| Operating Temperature | 0–50 °C |
| Output Protocols | Modbus RTU over RS-485 (standard), SDI-12 (optional) |
| Enclosure Rating | IP68 |
| Power Supply | 5–12 V DC |
| Typical Current Consumption | 820 µA (RS-485, 1 Hz), 4.2 mA (SDI-12, 1 Hz) |
| Dimensions | Ø27 mm × 170 mm (sensor + 3 m cable) |
| Weight | 300 g |
| Pressure Rating | 5 bar |
| Optical Principle | 90° infrared scattered light nephelometry at 850 nm |
| Calibration Standard | Formalin-based turbidity standards per NF EN 872 (0–500 mg/L) and NF T 90-105-2 (>500 mg/L) |
| Brand | AQUALABO |
|---|---|
| Origin | France |
| Model | NTU |
| Measurement Principle | 90° Infrared Light Scattering at 880 nm |
| Turbidity Range | 0–4000 NTU (5 selectable sub-ranges) |
| TSS Range | 0–4500 mg/L |
| Resolution | 0.01–1 NTU / mg/L |
| Accuracy | < ±5% of reading |
| Temperature Compensation | Integrated CTN sensor (±0.5 °C) |
| Output | Modbus RTU over RS-485 (standard), SDI-12 (optional) |
| Power Supply | 5–12 VDC |
| Typical Current Draw | 820 µA (RS-485, 1 Hz) |
| Peak Pulse | 500 mA |
| Enclosure Material | PVC, Delrin®, Quartz, PMMA, Polyamide |
| Dimensions | Ø27 mm × 170 mm |
| Weight | 300 g (sensor + 3 m cable) |
| Pressure Rating | 5 bar |
| IP Rating | IP68 |
| Operating Temperature | 0–50 °C |
| Storage Temperature | −10 to +60 °C |
| Calibration Standards | NF EN 872 (0–500 mg/L), NFT 90 105-2 (>500 mg/L) |
| Max Refresh Rate | < 1 s |
| Origin | Imported |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Model | AS3 |
| Price | Upon Request |
| Operating Pressure | Up to 20 bar |
| Sensor Max Temp | 90°C (110°C with air cooling) |
| Hazardous Area Options | ATEX Zone 1 & Zone 2 / UL Class I Div 1 |
| Sensor Length | ~300 mm (custom lengths available) |
| Measurement Range | 0–5 NTU to 0–5,000 NTU |
| Accuracy | ±1% of reading |
| Transducer Frequencies | 5 MHz and 15 MHz |
| Enclosure Rating | NEMA 4X / IP65 |
| Process Integration | Ball-valve-mounted insertion probe |
| Compatibility | AT3 interface |
| Brand | AVVOR |
|---|---|
| Origin | Canada |
| Model | AVVOR 9000 |
| Measurement Principle | 90° White Light (WL) & Near-Infrared (NIR) Scattering |
| Range | 0–1000.0 NTU / 0–100 NTU |
| Accuracy | ±2% of reading or ±0.02 NTU (whichever is greater) for <40 NTU |
| Resolution | 0.0001 NTU (selectable, <10 NTU) |
| Response Time | 5–500 s (adjustable) |
| Light Sources | White LED (7-year lifetime), NIR LED (10-year lifetime) |
| Display | Multi-line backlit LCD |
| Analog Output | 4–20 mA (loop-powered, max 600 Ω load) |
| Digital Interface | RS-485, Modbus RTU |
| Alarm Outputs | Two programmable relays (120–240 VAC, 2 A) |
| Max Operating Pressure | 1380 kPa (with integrated pressure regulator) |
| Flow Rate | 100 mL/min – 1 L/min |
| Sample Temperature Range | +1 °C to +50 °C |
| Compliance | EPA Method 180.1, ISO 7027, EN ISO 7027 |
| Brand | AVVOR |
|---|---|
| Origin | Canada |
| Model | AVVOR 9000 |
| Measurement Range | 0–100 NTU and 0–1000 NTU |
| Measurement Principle | 90° White Light (WL) and 90° Near-Infrared (NIR) Scattering per USEPA Method 180.1 and ISO 7027 |
| Accuracy | ±2% of reading or ±0.02 NTU (whichever is greater) for <40 NTU |
| Resolution | 0.0001 NTU (selectable, applicable below 10 NTU) |
| Response Time | 5–500 s (user-adjustable) |
| Light Source Lifetime | 7 years (white LED), 10 years (NIR LED) |
| Operating Temperature | +1 °C to +50 °C |
| Sample Flow Rate | 100 mL/min to 1 L/min |
| Max Inlet Pressure | 1380 kPa (integrated pressure regulator) |
| Display | Backlit multi-line LCD |
| Analog Output | Isolated 4–20 mA (600 Ω max load) |
| Digital Interface | Bidirectional RS-485 with Modbus RTU protocol |
| Alarm Outputs | Two programmable relays (120–240 VAC, 2 A) |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | HBD5-Turb4210_90D |
| Price Range | USD 1,400–2,800 |
| Type | Portable |
| Measurement Range | 0–2000 FNU |
| Resolution | 1.0 FNU |
| Operating Temperature | −30 °C to +70 °C |
| Accuracy | ±2.0% of reading |
| Detection Principle | 90° Nephelometric Scattering (ISO 7027-compliant) |
| Display | 2×16 LCD |
| Keypad | 4×5 membrane keypad |
| Response Time | <1 ms |
| Power Supply | Rechargeable 9 V battery or external DC 9 V adapter |
| Battery Life | >10 hours continuous operation |
| Dimensions (H×W×D) | 180 mm × 98 mm × 35 mm |
| IP Rating | IP68 (fully submersible sensor probe) |
| Probe Interface | ZG1″ (BSPP) threaded fitting for in-line pipe insertion |
| Sample Compatibility | Clear to moderately turbid aqueous samples |
| Brand | COMECAUSE |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Product Type | Portable |
| Measurement Range | 0.05–100 NTU |
| Operating Temperature | 0–50 °C |
| Wavelength Range | 340–800 nm |
| Measurement Principle | Nephelometric (90° scattered light detection) |
| Accuracy | ≤5% FS |
| Repeatability | <0.5% |
| Stability | <0.5% |
| Light Source | Imported Cold LED (Lifespan ≥100,000 h) |
| Display | 3.5-inch Color TFT Touchscreen |
| Data Storage | >80,000 Records |
| Connectivity | USB Type-C, Wi-Fi, Bluetooth, Hotspot |
| Power | 5 V DC / 5600 mAh Li-ion Battery (12 h continuous operation) |
| Dimensions | 180 × 80 × 70 mm |
| Weight | 700 g |
| Compliance | GB/T 13200–1991, ISO 7027:2016 (Nephelometric Method) |
| Brand | Doctor Water |
|---|---|
| Origin | Hunan, China |
| Model | Dr-WCB |
| Type | Portable Turbidimeter |
| Measurement Range | 0–20 NTU / 0–200 NTU / 0–1000 NTU |
| Resolution | 0.001 Abs |
| Accuracy | ≤ ±5% |
| Repeatability | ≤ ±2% |
| Optical Stability | ≤ ±0.005 Abs/20 min |
| Wavelength Range | 330–900 nm |
| Wavelength Accuracy | ±5 nm |
| Operating Temperature | 0–50 °C |
| Operating Humidity | 0–95% RH (non-condensing) |
| Power | Dual AC/DC supply |
| Display | 5-inch HD color capacitive touchscreen |
| Sample Format | 16 mm and 25 mm round cuvettes |
| Light Source | Imported long-life cold LED source (>100,000 h) |
| Data Storage | Up to 1,000,000 measurement records |
| Interface | USB Type-C (charging + data transfer) |
| Printing | Integrated thermal printer |
| Readout Modes | Turbidity (NTU), Absorbance (Abs) |
| Housing Material | Corrosion- and heat-resistant ABS |
| Brand | DoctorWater |
|---|---|
| Origin | Hunan, China |
| Model | Dr-WTB |
| Type | Benchtop/Laboratory |
| Measurement Range | 0–20 NTU / 0–200 NTU / 0–1000 NTU |
| Resolution | 0.001 Abs |
| Accuracy | ≤ ±5% |
| Wavelength Range | 330–900 nm |
| Wavelength Accuracy | ±5 nm |
| Repeatability | ≤ ±2% |
| Optical Stability | ≤ ±0.005 Abs/20 min |
| Display | 8-inch HD color capacitive touchscreen |
| Sample Holders | 360° rotatable cuvette holder & 25 mm fixed-position cuvette holder |
| Light Source | Imported long-life cold LED (≥100,000 h) |
| Calibration Modes | Blank, Factor, and Calibration Curve |
| Data Storage | Up to 1,000,000 measurements |
| Connectivity | USB interface |
| Print Output | Built-in thermal printer |
| Readout Units | NTU, Absorbance (Abs) |
| Housing Material | Corrosion- and heat-resistant ABS |
| Dimensions | 392 × 315 × 170 mm |
| Brand | GALVANIC |
|---|---|
| Origin | USA |
| Model | Monitek-MoniTurb |
| Type | Online Turbidimeter |
| Measurement Range | 0–500 NTU |
| Resolution | 0.1 NTU |
| Operating Temperature | −10°C to 50°C |
| Accuracy | ±1% |
| Protection Rating | IP65 / NEMA 4X |
| Hazardous Area Certification | ATEX Ex d IIC/T6 |
| Light Source | Gas-filled lamp (380–1100 nm), ~2-year lifetime |
| Flow Cell Material | Stainless steel (optional Ti, PTFE) |
| Viewing Window | Sapphire (optional borosilicate, acrylic) |
| Seals | FKM (optional FFKM, EPDM, silicone) |
| Process Connections | DIN, ANSI, NPT |
| Scattering Angles | 12° forward scatter and 90° side scatter |
| Data Logging Capacity | 8,000 entries |
| Communication | RS-232C / RS-485 (Modbus RTU) |
| Programmable Units | NTU, JTU, AU, EBC, ppm, g/L, %TS, Hazen, ASTM, Saybolt |
| Cleaning | CIP-compatible, optional spray nozzle |
| Calibration/Maintenance Interval | Up to 24 months (application-dependent) |
| Brand | GreenPrima |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | OEM Manufacturer |
| Origin Category | Imported |
| Model | Prosan8200 |
| Product Type | Online Turbidimeter |
| Measurement Range | 0–1000 NTU |
| Resolution | 0.0001 NTU (adjustable) |
| Operating Temperature | 1–50 °C |
| Accuracy | ±2% of reading or ±0.02 NTU (≤40 NTU) |
| Response Time | 5–500 s (adjustable) |
| Light Source | 850 nm LED (7-year lifetime) |
| Display | Backlit LCD, multi-line |
| Sample Pressure | 1–200 psi (built-in pressure regulator preset to 15 psi) |
| Output Signal | Isolated 4–20 mA or RS-485 (MODBUS RTU protocol) |
| Alarm Outputs | Two independent Hi/Lo relay outputs (250 VAC) |
| Ingress Protection | IP66 |
| Dimensions | 35 × 30 × 30 cm |
| Weight | 2.5 kg |
| Brand | HACH |
|---|---|
| Origin | USA |
| Model | 1720E |
| Instrument Type | Benchtop Laboratory Turbidimeter |
| Measurement Range | 0.0001–9.9999 NTU and 10.000–99.999 NTU (auto-ranging) |
| Resolution | 0.0001 NTU (0–9.9999 NTU) |
| Accuracy | ±2% or ±0.02 NTU (whichever is greater) for 0–40 NTU |
| Repeatability | Better than ±1.0% of reading or ±0.002 NTU (whichever is greater) |
| Response Time | Step response, initial response ~75 seconds |
| Signal Averaging Options | 6, 30, 60, or 90 seconds (user-selectable |
| Sample Flow Rate | 200–750 mL/min |
| Operating Temperature | 0–50°C (single-sensor configuration) |
| Sample Temperature Range | 0–50°C |
| Analog Output | 0/4–20 mA (programmable over 0–100 NTU range) |
| Relay Outputs | Three SPDT relays (230 VAC, 5 A), configurable for alarm or control setpoints |
| Power Supply | 100–230 VAC, 50/60 Hz (auto-sensing) |
| Inlet Fitting | 1/4" NPT female + 1/4" compression fitting (included) |
| Drain Fitting | 1/2" NPT female + 1/2" hose barb (included) |
| Digital Communication Protocols | MODBUS RTU over RS-485 and RS-232 |
| Compliance Standards | Standard Method 2130B, USEPA Method 180.1, Hach Method 8195 |
| Enclosure Rating | NEMA-4X / IP66 |
| Dimensions (Controller) | 25.4 × 30.5 × 40.6 cm |
| Brand | Hach |
|---|---|
| Origin | USA |
| Model | 2100Q |
| Product Type | Portable |
| Measurement Range | 0–1000 NTU |
| Resolution | 0.01 NTU |
| Accuracy | ±2% of reading + stray light contribution |
| Stray Light | < 0.02 NTU (FNU) |
| Compliance | EPA Method 180.1 |
| Optical Principle | Ratio-based 90° scattered light detection with simultaneous transmission compensation |
| Ingress Protection | IP67 (excluding sealed cover and battery compartment) |
| Data Storage | 500 measurement records with timestamp, operator ID, sample ID, calibration status, and error logs |
| Power Options | 4 × AA alkaline batteries, rechargeable NiMH batteries (with USB+Power Module), or AC adapter (100–240 V, 50/60 Hz) |
| Interface | USB (supports 22 languages including English) |
| Measurement Modes | Normal, Signal Average, Rapid Settling Turbidity (RST) |
| Brand | JENSPRIMA |
|---|---|
| Origin | Shanghai, China |
| Model | innoCon 6800T |
| Product Type | Online Analyzer |
| Turbidity Range | 0.0–4.0 / 40.0 / 400.0 / 1000.0 NTU |
| SS Range | 0.0–10.0 / 100.0 / 1000.0 / 2000.0 mg/L |
| Resolution | 0.1 NTU, 0.1 mg/L |
| Operating Temperature | 0–60 °C |
| Accuracy | ±2% of full scale |
| Output | Dual 4–20 mA (turbidity & temperature), RS485 Modbus RTU |
| Enclosure Rating | IP65/NEMA 4X |
| Sensor Protection Rating | IP68 |
| Sensor Material | 316L stainless steel housing, custom optical glass |
| Sensor Dimensions | Ø42 mm × 210 mm L, 1" NPT male thread |
| Max Pressure | 4 bar |
| Cable Length | 10 m standard |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Category | Domestic (China) |
| Model | WZB-172 |
| Price Range | USD 0.15–750 (FOB) |
| Product Type | Portable |
| Measurement Range | 0.00–500.0 NTU |
| Resolution | 0.01 NTU |
| Accuracy | ±6% FS |
| Light Source | 860 nm Infrared LED |
| Compliance | ISO 7027 & HJ 1075-2019 |
| Protection Rating | IP65 |
| Data Storage | 1000 records |
| Calibration Points | Zero + up to 4 points (2, 20, 200, 500 NTU) |
| Display | 3.5-inch color LCD |
| Power | Rechargeable Li-ion battery (DC5V/2A input via Micro-USB) |
| Dimensions | 90 × 250 × 90 mm |
| Weight | ~0.8 kg |
| Environmental Operating Conditions | 5–40 °C, ≤85% RH |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | WZS-182E |
| Form Factor | 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% |
| Light Source | Tungsten-Halogen Lamp |
| Measurement Principle | Nephelometric (90° scattered light) and Ratio (scattered + transmitted light) methods |
| Compliance | EPA Method 180.1, HJ 1075-2019 |
| Display | 5.7-inch high-resolution color LCD |
| Protection Rating | IP54 |
| Calibration Standards Included | Long-life turbidity standards at 20, 200, and 500 NTU |
| Data Management | Internal storage with USB and RS-232 interfaces |
| Regulatory Support | GLP-compliant data traceability, audit trail capability, user-accessible calibration history |
| Brand | Leichi |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | WZS-186 |
| Price Range | USD 700–1,400 |
| Form Factor | Benchtop / Laboratory |
| Measurement Range | 0.000–2000 NTU |
| Resolution | 0.001 NTU |
| Operating Temperature | 5–35 °C |
| Accuracy | ±6% |
| Light Source | Infrared LED |
| Compliance | ISO 7027, HJ 1075-2019 |
| Protection Rating | IP54 |
| Display | 7-inch color TFT touchscreen |
| Measurement Principles | Nephelometric (90° scatter) and Ratio Scatter-Transmission |
| Units | NTU, FNU, EBC |
| Calibration Options | Single-point or multi-point (20/200/500/1000/2000 NTU), zero adjustment, factory reset |
| Data Management | Onboard storage, USB export, RS-232 printer interface |
| Software Interface | PC communication via dedicated software |
| GLP Support | Audit trail, timestamped records, user login (if enabled), data traceability |
| 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 |
|---|---|
| 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 | 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 |
| 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 |
| 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 |
| 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 |
| 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 | 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 |