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| Brand | Lihero |
|---|---|
| Model | LFAF-2016 |
| Detection Principle | Hydride Generation–Atomic Fluorescence Spectrometry (HG-AFS) |
| Measurement Elements | As, Se, Hg, Cd, Zn, Bi, Te, Sb, Ge, Pb (≥10 elements) |
| Configuration | Multi-channel simultaneous analysis |
| Atomizer | Shielded low-temperature quartz furnace atomizer |
| Light Source | Element-specific coded hollow cathode lamps with automatic recognition and lifetime monitoring |
| Gas Control | Digital pressure-sensing argon flow regulation with intelligent gas-saving module |
| System Diagnostics | Power-on self-test, real-time fault diagnosis, and audible/visual alarm |
| Compliance | Designed to support ISO 17294-2, EPA Method 1631/200.9, and GB/T 5750.6–2023 workflows |
| Installation Type | Rack-mounted online analyzer for continuous or scheduled water intake |
| Brand | Lihero |
|---|---|
| Model | LFWCS-2008 |
| Origin | Hunan, China |
| Instrument Type | Online Monitor |
| Output Signals | 4–20 mA / RS-485 / RS-232 |
| Probe Cleaning | Automatic brush (turbidity), programmable electrode cleaning interface |
| Diagnostic Capabilities | Electrode aging, membrane fouling/rupture/open-circuit detection |
| Insulation Resistance | ≥20 MΩ (power line to chassis) |
| Conductivity Technology | Four-electrode sensor |
| User Interface | Graphical LCD with intuitive calibration workflow |
| Compliance | Designed for continuous environmental monitoring per Chinese HJ/T 96–2003 and ISO 7027 (turbidity), ISO 5814 (DO), ISO 7888 (conductivity), and ASTM D1293 (pH) |
| Brand | Lihero |
|---|---|
| Model | LFS-2002 (NO₂) |
| Measurement Principle | N-(1-Naphthyl)ethylenediamine Dihydrochloride Spectrophotometry (ISO 6775, APHA 4500-NO₂⁻ B) |
| Wavelength | 540 nm ± 2 nm |
| Detection Range | 0–1.0 mg/L NO₂⁻-N (extendable to 0–5.0 mg/L with dilution) |
| Detection Limit | ≤ 0.005 mg/L NO₂⁻-N |
| Accuracy | ±5% of reading or ±0.01 mg/L (whichever is greater) |
| Repeatability | RSD ≤ 3% |
| Sample Volume | 10–50 mL |
| Digestion | High-temperature (120°C), high-pressure sealed digestion module |
| Turbidity & Color Compensation | Real-time dual-wavelength optical correction |
| Calibration Modes | Zero check, span check, standard verification, curve auto-calibration, spike recovery test |
| Data Logging | Internal SD card + RS485/Modbus RTU + optional 4G/ETH remote upload |
| Operating System | Embedded Linux (real-time kernel) |
| Power Supply | 220 VAC ±10%, 50 Hz |
| IP Rating | IP65 (enclosure) |
| Compliance | GB/T 32203–2015, HJ 537–2009, ISO 6775:1984, APHA Standard Methods 4500-NO₂⁻ B |
| Brand | Lihero |
|---|---|
| Model | LFS-2002 (CODMn) |
| Type | Online Analyzer |
| Detection Principle | Potassium Permanganate Oxidation Titration (Acidic & Alkaline Methods) |
| Endpoint Detection | Photometric & Potentiometric Titration |
| Chloride Interference Compensation | Automatic Method Switching (Acidic vs. Alkaline) |
| Self-Diagnosis | Integrated Sensor Health Monitoring, Optical Path Auto-Balancing, Reagent Level & Sample Flow Monitoring |
| Calibration & QA/QC | Automated Zero/Span/Standard Verification, Curve Auto-Calibration, Spike Recovery Test |
| Compliance Support | Designed for ISO 8467, ASTM D1253, and GB/T 5750.7–2006 alignment |
| Remote Operation | Modbus TCP, RS485, and Optional OPC UA Integration |
| Operating System | Embedded Real-Time OS |
| Brand | Lihero |
|---|---|
| Model | LFTOX-B2010 |
| Type | Portable Toxicity Analyzer |
| Measurement Principle | Bioluminescent Bacterial Assay (ISO 11348-3) |
| Microorganism | Freeze-dried *Aliivibrio fischeri* (formerly *Vibrio fischeri*) |
| Reconstitution Time | <5 min |
| Shelf Life (lyophilized) | ≥6 months at ≤−20 °C |
| Working Stability (reconstituted) | 7–10 days at 2–8 °C |
| Detection Range | EC50 from 0.1% to 100% sample dilution (equivalent to broad-spectrum toxicity index) |
| Compliance | ISO 11348-3:2022, DIN 38412-30, EPA 600/R-95/125 |
| Brand | Lihero |
|---|---|
| Model | LFS-2002(TP) |
| Type | Online Analyzer |
| Measurement Principle | Peroxysulfate Digestion + Ascorbic Acid-Molybdate Colorimetry |
| Detection Method | Photometric Absorption at 700 nm |
| Compliance | HJ/T 212–2017, GB 11893–1989 |
| Power Supply Insulation Resistance | ≥20 MΩ |
| Communication Interfaces | RS-232 / RS-485 / RJ-45 |
| Operating System | Embedded Linux |
| Brand | Lihero |
|---|---|
| Origin | Hunan, China |
| Model | LFWGC-2012 |
| Instrument Type | Online Water Quality Analyzer for Volatile Organic Compounds (VOCs) |
| Detection Principle | Gas Chromatography with Purge-and-Trap Preconcentration |
| Detectors | FID (Field-Deployable Flame Ionization Detector), ECD |
| Target Analytes | >30 VOCs including halogenated hydrocarbons, BTEX, aldehydes |
| Sample Volume | 10 mL per analysis |
| Calibration | Integrated Automated Calibration Module |
| Compliance | Designed to meet GB 3838–2002 (China Surface Water Environmental Quality Standards), EPA Method 524.2 & 8260D equivalency |
| Remote Control | Yes |
| Data Logging | Full Process Audit Trail with Event Timestamping |
| Brand | Lihero |
|---|---|
| Model | LFS-2002 (LAS) |
| Measurement Principle | Methylene Blue Active Substances (MBAS) Spectrophotometric Method |
| Wavelength | 650 nm ± 2 nm |
| Optical Path | 10 mm quartz cuvette or flow cell |
| Detection Range | 0.05–2.00 mg/L LAS (as MBAS) |
| Resolution | 0.01 mg/L |
| Repeatability | ≤ ±2.0% RSD |
| Calibration | Automatic 2-point calibration with standard reference solutions |
| Cleaning | Programmable automatic rinsing cycle using deionized water |
| Communication Interfaces | RS-232, RS-458, RJ-45 Ethernet |
| Operating System | Real-time embedded Linux |
| Compliance | GB/T 7494–1987, ISO 7875-2:1987, ASTM D2330–18 |
| Brand | Lihero |
|---|---|
| Model | LFS-2002(TCl) |
| Type | Online Analyzer |
| Measurement Principle | DPD Colorimetric Spectrophotometry at 520 nm |
| Sample Turnaround Time | ≤20 min per analysis |
| Reagent Switching Capability | Residual Chlorine / Total Chlorine / Chlorine Dioxide |
| Calibration Modes | Zero Check, Span Check, Standard Calibration, Curve Auto-Standardization, Spike Recovery Test |
| Self-Diagnostics | Component Failure, Over-Range, Abnormal Data, Reagent/Water Depletion Alarms |
| Maintenance Functions | Automatic Optical Path Balancing, Scheduled Cleaning, Auto-Calibration, Auto-Range Switching |
| Compliance Support | Designed for ASTM D1253, ISO 7393-2, EPA Method 334.0, and GB/T 5750.11–2023 (China National Standard) |
| Brand | Lihero |
|---|---|
| Origin | Hunan, China |
| Model | LFFColi-2016 |
| Detection Principle | Enzyme-Substrate Method (Defined-Substrate Technology) |
| Detection Limit | 1 MPN/100 mL |
| Analysis Time | 4–18 h |
| Sample Types | Drinking Water, Raw Water, Surface Water, Groundwater, Tap Water, Healthcare Facility Water |
| Operating Mode | Standalone Manual / Standalone Automatic / PC-Connected Automatic |
| Temperature Control | Independent恒温培养模块 (Multi-zone thermostatic incubation system) |
| Turbidity Correction | Built-in optical turbidity compensation |
| Maintenance | Automated line disinfection and rinsing cycle |
| Calibration | Field-deployable NIST-traceable calibration module compliant with GB/T 5750.12–2023 (Standard Methods for Examination of Water and Wastewater – Microbiological Parameters) |
| Data Output | RS485/Modbus RTU, Ethernet, optional 4G/LTE telemetry |
| Compliance | Designed to support ISO 9308-1:2014, EPA Method 1604, and GB/T 5750.12–2023 microbiological validation requirements |
| Remote Monitoring | Web-based dashboard with audit trail and user-access control |
| Brand | Lihero |
|---|---|
| Model | LFS-2002(TN) |
| Measurement Principle | High-Temperature Alkaline Persulfate Oxidation + UV Spectrophotometry (220 nm & 275 nm) |
| Detection Range | 0.05–100 mg/L TN (typical, configurable) |
| Detection Method | A = A₂₂₀ₙₘ − 2 × A₂₇₅ₙₘ |
| 消解条件 | 120–124 °C, ≥0.11 MPa, 30 min |
| Optical System | Dual-Wavelength UV Photometer with Auto-Balanced Optical Path |
| Calibration Modes | Zero Check, Span Check, Standard Calibration, Curve Auto-Standardization, Spike Recovery Test |
| Compliance Support | ASTM D5176, ISO 11908, HJ 636-2012, EPA 351.2 (adapted), GLP/GMP-ready data logging |
| Remote Interface | Modbus TCP/IP, RS485, Optional 4G/LTE Data Upload |
| Operating System | Embedded Linux Real-Time OS |
| Self-Diagnosis | Integrated Sensor Health Monitoring, Reagent Level Sensing, Optical Path Stability Verification, Fault Logging & Cloud Upload |
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