Environmental Monitoring Instruments
Filter
Showing 1921–1950 of 2621 results
| Brand | Lohan Technology |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Product Origin | Domestic (China) |
| Model | LH-TA-K11 |
| Pricing | Upon Request |
| Brand | Lohand |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | LH-T3NHN |
| Instrument Type | Laboratory Benchtop Analyzer |
| Measurement Principle | Colorimetric Method (Nesslerization or Salicylate, per HJ 535–2009) |
| Measurement Range | 0–160 mg/L NH₃–N (multi-range segmented calibration) |
| Accuracy | ≤ ±8% of reading (at mid-range, per HJ 535–2009 validation protocol) |
| Display | 3.5-inch high-resolution color TFT LCD with analog-style UI |
| Light Source | Long-life cold LED source with narrow-band interference optical filtering (rated lifetime ≥100,000 hours) |
| Data Storage | Internal non-volatile memory for up to 5,000 measurement records (timestamp + numeric result) |
| Sample Vessels | Compatible with both 16-mm round glass cuvettes and 10-mm square quartz or optical-grade plastic cuvettes |
| Calibration Options | 15 pre-programmed calibration curves |
| Compliance | Designed and validated in accordance with HJ 535–2009 “Determination of Ammonia Nitrogen in Water—Nessler Reagent Spectrophotometric Method” |
| Brand | Lohand |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | LH-A116 |
| Pricing | Upon Request |
| Digestion Method | Rapid Digestion |
| Heating Module | Single Aluminum Block Heater |
| Batch Capacity | 16 Samples |
| Temperature Range | 40–190 °C (User-Adjustable) |
| Temperature Accuracy | ±0.5 °C |
| Sample Volume Capacity | 0–10 mL |
| Timer Drift | ≤0.2 s/hour |
| Brand | Lohand |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | LH-A220 |
| Pricing | Upon Request |
| Digestion Method | Rapid Digestion |
| Heating Module | Dual Independent Heating Blocks |
| Batch Capacity | 20 Samples |
| Temperature Accuracy | ±0.5 °C |
| Sample Volume Range | 0–10 mL |
| Timer Drift | ≤0.2 s/hour |
| Brand | Lohand |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | LH-BOD312 |
| Instrument Type | Benchtop Laboratory BOD Analyzer |
| Measured Parameter | Biochemical Oxygen Demand (BOD₅) |
| Detection Principle | Dissolved Oxygen Depletion Method (Standard 5-Day Incubation per ISO 5815-1:2019 & ASTM D5210) |
| Brand | Lohand |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | LH-COD-K25 |
| Pricing | Available Upon Request |
| Brand | Lohand |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | LH-E4ISE |
| Pricing | Available Upon Request |
| Instrument Type | Laboratory-Based Water Quality Analyzer |
| Detection Principle | Electrochemical Method |
| Brand | Lohand |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | LH-P3SI |
| Instrument Type | Portable |
| Compliance Standard | GB/T 12149–2017 Industrial Circulating Cooling Water and Boiler Water — Determination of Silicon |
| Brand | Lohand |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | LH-P3SS |
| Instrument Type | Portable |
| Display | 3.5-inch color TFT LCD with dial-style UI |
| Battery | Rechargeable lithium-ion, up to 8 hours continuous operation under typical field conditions |
| Calibration | Optical intensity calibration supported |
| Calibration Curves | 5 built-in calibration curves for turbidity-to-SS correlation |
| Measurement Limit Indication | Visual upper-limit alert (red highlight) on dial interface |
| Data Output | Concentration directly displayed in mg/L (ppm) units |
| Brand | Lohand |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | LH-SF10 |
| Instrument Type | Laboratory Benchtop Filtration System |
| Vacuum Pump Type | Oil-Free Electromagnetic Piston Pump |
| Max. Simultaneous Samples | 6 |
| Filtration Capacity per Cup | 300 mL |
| Filter Membrane Diameter Options | 47 mm or 50 mm |
| Operating Noise Level | < 50 dB(A) |
| Construction Material | 304 Stainless Steel |
| Chemical Resistance | Acid- and Alkali-Resistant Design |
| Lubrication | Fully Oil-Free Operation |
| Continuous Duty Rating | 24/7 Stable Operation |
| Brand | Lohand |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Domestic |
| Model | LH-TN360 |
| Measurement Parameter | Total Nitrogen (TN) |
| Instrument Type | Benchtop Laboratory Analyzer |
| Measurement Principle | UV Spectrophotometry after Alkaline Potassium Persulfate Digestion |
| Measurement Range | 0–100 mg/L as N |
| Accuracy | ≤ ±5% |
| Display | 7-inch Color TFT LCD with Optional Chinese/English UI |
| Data Storage | 5000 Sample Records with Power-Fail Protection |
| Calibration Curves | 25 Preloaded (20 Standard + 5 User-Fit) |
| Connectivity | USB 2.0, Infrared Interface, Optional Thermal Printer Support |
| Compliance | HJ 636–2012 |
| Brand | LoHua |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | LH-3BA(V12) |
| Instrument Type | Laboratory Water Quality Analyzer |
| Measurable Parameters | COD, Ammonia Nitrogen, Total Phosphorus, Total Nitrogen, Turbidity, Colority, Suspended Solids (SS), Heavy Metals, Organic Pollutants, Inorganic Pollutants |
| Calibration Compliance | JJG-178 Class II Requirements for UV-Vis-NIR Spectrophotometers |
| Optical System | Imported Holographic Grating, Low Stray Light Design |
| Cuvette Compatibility | 10 mm, 20 mm, 30 mm Rectangular Cuvettes & φ16 mm Round Tubes |
| Light Sources | Plug-in Tungsten & Deuterium Lamps (Optical Alignment-Free Replacement) |
| Wavelength Switching | Dual-Wavelength UV Auto-Switching (for Total Nitrogen) |
| Preloaded Methods | 74 Measurement Modes, 360 Calibration Curves (277 Standard + 83 Fitted) |
| Data Storage | 12,000 Sample Records with Timestamp, Review, Thermal Printing & USB Export |
| Display | 7-inch Full-Color Touchscreen, Chinese UI |
| Optional Accessory | 30-Position Dual-Zone Multi-Parameter Digestion Unit (Independent Temperature Control per Zone) |
| Brand | LoHua |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | LH-6F |
| Pricing | Upon Request |
| Digestion Method | Reflux Digestion |
| Heating Module | Black Crystal Heated Panel (Independent Zone Control) |
| Batch Capacity | 6 Samples |
| Temperature Range | Ambient to 400 °C |
| Temperature Accuracy | ±2 °C |
| Sample Vial Capacity | 0–10 mL |
| Timer Drift | ≤0.2 s/hour |
| Brand | LoHua |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | LH-C500 |
| Instrument Type | Laboratory Water Quality Analyzer |
| Measurable Parameters | Chemical Oxygen Demand (COD), Ammonia Nitrogen (NH₃-N), Total Phosphorus (TP), Total Nitrogen (TN), Suspended Solids (SS), Color, Turbidity, Heavy Metals, Organic Pollutants, Inorganic Pollutants |
| Compliance Standards | COD per HJ/T 399–2007, NH₃-N per HJ 535–2009, TP per GB 11893–1989 |
| Display | 7-inch IPS touchscreen (1024 × 600), adjustable brightness, power-saving & screen-saver modes |
| Light Source | 8-channel visible LED array (fixed wavelengths) |
| Digestion Unit | Dual-zone 20-position heater (10+10 independent temperature zones), 45–190 °C adjustable |
| Timer Range | 1–600 minutes |
| Sample Holders | Compatible with 16/25 mm cuvettes and 10/30 mm cells |
| Calibration | 960 built-in calibration curves |
| Customization | 20 user-defined test methods (wavelength selection from 8 options, curve assignment, cell/tube mode) |
| Connectivity | Wi-Fi, IoT-enabled, Android-based LHOS operating system |
| Accessories Included | Pre-formulated reagent kits (COD, NH₃-N, TP, TN), sealed digestion tubes, cooling rack, tube/cell holders, calibrated pipettes, volumetric dispensers, thermal printer paper |
| Brand | LoHua |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | LH-C600 |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Detection Parameters | COD, Ammonia Nitrogen, Total Phosphorus, Total Nitrogen, Turbidity, Color, Suspended Solids, Heavy Metals, Organic & Inorganic Contaminants |
| Compliance Standards | HJ/T 399–2007 (COD), HJ 535–2009 (Ammonia Nitrogen), GB 11893–1989 (Total Phosphorus) |
| Operating System | LHOS (Android-based) |
| Light Sources | 8 LED sources (visible spectrum, fixed wavelengths) |
| Digestion Unit | Integrated dual-zone 12-position heater (6+6), supporting 16 mm / 25 mm tubes and 10 mm / 30 mm cuvettes |
| Power Supply | Rechargeable lithium battery (≥8 h continuous operation off-grid) |
| Connectivity | 4G, Wi-Fi, GNSS (BeiDou, GPS, GLONASS, Galileo) |
| Calibration | User-definable multi-point/single-point curve calibration with auto-log and recall |
| Customization | 20 user-defined test methods |
| Brand | LoHua |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | LH-C700 |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Measurable Parameters | COD, Ammonia Nitrogen, Total Phosphorus, Total Nitrogen, Heavy Metals, Organic Matter, Inorganic Ions, pH, Dissolved Oxygen (DO), Electrical Conductivity (EC), Oxidation-Reduction Potential (ORP), Turbidity |
| Regulatory Compliance | HJ/T 399–2007 (COD), HJ 535–2009 (Ammonia Nitrogen), GB 11893–1989 (Total Phosphorus), HJ 506–2009 (Dissolved Oxygen) |
| Brand | LoHua |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | LH-E600 |
| Instrument Type | Portable / Handheld Water Quality Analyzer |
| Detection Principle | Electrochemical Sensing (pH, DO, EC, ORP), Optical Absorption (COD, NH₃-N), Nephelometry (Turbidity), Fluorometry (Chlorophyll-a, Phycocyanin), Light Scattering (SS, Algal Density) |
| Measured Parameters | pH, Dissolved Oxygen (DO), Electrical Conductivity (EC), Salinity, Total Dissolved Solids (TDS), Oxidation-Reduction Potential (ORP), Turbidity, Chemical Oxygen Demand (COD), Ammonia Nitrogen (NH₃-N), Chlorophyll-a, Phycocyanin (Blue-Green Algae), Suspended Solids (SS) — 12 Parameters |
| pH Range | 0–14 |
| Default Cable Length | 5 m (customizable) |
| Display | 10-inch capacitive touchscreen integrated into carrying case lid |
| Data Storage | 22,720 entries per parameter |
| Power Supply | Rechargeable Li-ion battery + AC 220 V adapter (auto-switching) |
| Communication | USB, RS-485, 4G LTE dual-mode |
| Positioning | Dual-frequency GPS/BeiDou GNSS module |
| Optional | 720p HD camera for field documentation |
| Brand | LoHua |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Category | Domestic (China) |
| Model | LH-F510 |
| Pricing | Upon Request |
| Digestion Method | Reflux Digestion |
| Heating Module | Single Aluminum Heating Block |
| Batch Capacity | 10 Samples |
| Temperature Range | Ambient to 350 °C |
| Brand | LoHua |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Domestic |
| Model | LH-JE113 |
| Instrument Type | Benchtop Laboratory Water Quality Analyzer |
| Detection Principle | Colorimetric and Electrochemical Measurement (Standard Method Compliant) |
| Brand | LoHua |
|---|---|
| Origin | Beijing, China |
| Manufacturer | LoHua Technology Co., Ltd. |
| Instrument Type | Benchtop Laboratory Water Quality Analyzer |
| Detection Principle | Spectrophotometry |
| Primary Application | Oil-in-Water Quantification |
| Compliance Context | Designed for routine compliance testing per ISO 7027, EPA Method 1664 (modified), and GB/T 16488–1996 |
| Brand | LoHua |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | LH-S760 |
| Instrument Type | Laboratory Water Quality Analyzer |
| Detection Methods | Photometry (Visible & UV), Electrochemical Analysis |
| Wavelength Range | 190–1100 nm |
| Electrode Support | 14 parameters |
| Photometric Parameters | >60 |
| Display | 10-inch HD capacitive touchscreen |
| Data Storage | ≥100,000 records (16 GB internal memory) |
| Input/Output | HDMI output, Wi-Fi, USB, optional printer support |
| Operating System | LHOS (Android-based) |
| Compliance | Designed for ISO 7027, ISO 8466-1, ASTM D1253, EPA 365.3, USP <643>, and GLP/GMP-aligned data integrity workflows |
| Brand | LoHua |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | LH-S780 |
| Instrument Type | Laboratory Water Quality Analyzer |
| Detection Parameters | COD, Ammonia Nitrogen, Total Phosphorus, Total Nitrogen, Conductivity, Photometric Measurement, Quantitative Analysis, Kinetic Analysis, Wavelength Scanning, Multi-Wavelength Analysis, UV-Based Total Nitrogen, Electrochemical Measurement |
| Optical Range | 190–1100 nm |
| Display | 10-inch HD capacitive touchscreen (Android-based LHOS) |
| Data Storage | 16 GB internal memory (≥100,000 records) |
| Connectivity | Wi-Fi, IoT-enabled, HDMI output |
| Compliance | JJG-178–2007 Class II spectrophotometer specification |
| Electrode Interface | Digital IP68-rated electrodes with temperature compensation and independent calibration |
| Cuvette Compatibility | 1–4-position automated cuvette holder (1–5 cm pathlength), φ16 mm tube measurement |
| Light Sources | Replaceable tungsten and deuterium lamps (socket-mounted, no optical realignment required) |
| Brand | LoHua |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Regional Classification | Domestic (China) |
| Model | LH-T600 |
| Instrument Type | Benchtop Laboratory Analyzer |
| Measurement Principle | Rapid Digestion Spectrophotometry |
| Wavelengths | 610 nm / 420 nm |
| COD Range | 0–15,000 mg/L |
| Accuracy | ≤5% |
| Repeatability | ≤±3% |
| LOD | 0.5 mg/L |
| Analysis Time per Batch | 20 min |
| Throughput | 30 samples per run |
| Brand | LoHua Tech |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | 5B-3B(V11) |
| Instrument Type | Laboratory Benchtop Analyzer |
| Measurement Principle | Absorption Photometry (Multi-Wavelength Optical Detection) |
| Wavelength Range | Programmable Multi-Wavelength (e.g., 420 nm, 470 nm, 620 nm, 700 nm) |
| Measurement Range | 0–15,000 mg/L (COD equivalent) |
| Accuracy | ≤ ±5–10% of reading |
| Repeatability | ≤ ±5–10% RSD |
| Detection Limit | 2–15,000 mg/L (method-dependent) |
| Analysis Time | COD < 20 min |
| Batch Capacity | 16 / 25 / 30 samples (user-selectable cuvette rack configuration) |
| Brand | LoHua Tech |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Benchtop Laboratory Analyzer |
| Measurement Principle | Rapid Digestion Spectrophotometry |
| Wavelength Configuration | Multi-Wavelength (610 nm for COD, 420 nm for Ammonia-N) |
| Measurement Range | COD: 0–15,000 mg/L (multi-range auto-segmentation) |
| Ammonia-N | 0–160 mg/L (multi-range auto-segmentation) |
| Accuracy | ≤ ±5% of reading |
| Repeatability | ≤ ±3% RSD |
| Detection Limit | 0.006 mg/L (Ammonia-N) |
| Analysis Time | <20 min (COD), <15 min (Ammonia-N) |
| Batch Capacity | 16 samples per run |
| Data Storage | 12,000 measurement records with timestamp, instrument parameters, and result metadata |
| Calibration | Onboard curve generation via standard solution input and linear/nonlinear regression |
| Connectivity | USB interface + optional infrared wireless module |
| Thermal Control | Adaptive power modulation for 16-position digestion block with over-temperature and time-delay safety cutoff |
| Built-in Thermal Printer | Supports on-demand printout of current/historical results |
| Brand | LoHua Tech |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Origin | Domestic (China) |
| Model | 5B-6C(V10) |
| Instrument Type | Benchtop Laboratory Water Quality Analyzer |
| Measured Parameters | COD, Ammonia Nitrogen (NH₃-N), Total Phosphorus (TP), Turbidity |
| Data Storage Capacity | 16,000 measurement records |
| Integrated Digestion Unit | Yes, with intelligent heating control, programmable timer, and thermal delay protection |
| Calibration Method | Built-in curve generation and storage using standard reference solutions |
| Output Interface | USB port + infrared data transmission |
| Printing Capability | Integrated thermal printer |
| Optical System | Multi-channel interference-free optical path supporting both cuvette and tube colorimetry |
| Housing | Patented injection-molded enclosure |
| Brand | LoHua Technology |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | LH-TP-K21 / LH-TP-K12 |
| Pricing | Available Upon Request |
| Brand | Lontec |
|---|---|
| Model | LT-200B |
| Measurement Principle | Dual-beam UV absorption at 254 nm (Lambert-Beer Law) |
| Measurement Range | 0–50 / 0–200 / 0–300 mg/L (customizable) |
| Response Time | <5 s |
| Zero Drift | <±0.5% F.S. |
| Resolution | 0.1 mg/L |
| Accuracy | ±2% of reading |
| Temperature Compensation | Yes |
| Pressure Compensation | Yes |
| Light Source Compensation | Yes |
| Output Signals | Isolated 0–10 V and/or 4–20 mA (selectable) |
| Display | LCD screen |
| Sample Inlet Pressure | <0.15 MPa |
| Operating Ambient Temperature | –20 to +50 °C |
| Dimensions | 400 × 300 × 155 mm |
| Power Supply | 220 VAC, 50 Hz |
| Weight | 11 kg |
| Lamp Lifetime | ~2 years (imported low-pressure Hg lamp, 254 nm) |
| Sampling Method | Positive-pressure sampling |
| Compliance | Designed for continuous industrial process monitoring per ISO 14644, EPA Method O3-UV, and aligned with GLP data integrity expectations |
| Brand | Loobo |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | KS2202 |
| Price | USD 2,800 (FOB Qingdao) |
| Measurement Principle | Potassium Permanganate Oxidation with ORP Endpoint Detection |
| Instrument Type | Online Continuous Analyzer |
| Range | 10–5000 mg/L COD<sub>Cr</sub> |
| Repeatability | ≤3% RSD |
| Accuracy | ±5% of reading (≥100 mg/L) |
| LOD | 15 mg/L |
| Resolution | 1 mg/L |
| Cycle Time | 15 min per analysis |
| Compliance | HJ 377–2019, GB 11914–1989 |
| Auto-Standard Verification | Yes |
| Dual Waste Discharge | Cleaning Solution & Spent Reagent Separately Collected |
| Chloride Tolerance | Up to 35,000 mg/L Cl⁻ (with HgSO₄ masking) |
| Brand | Loobo |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | LB-1090 |
| Price Range | USD 0–7,200 (FOB Qingdao) |
| Sampling Flow Rate | 0.5–2.0 L/min |
| Flow Accuracy | ≤ ±5% FS |
| Sampling Temperature Range | 100–160 °C (factory-set at 130 °C) |
| Sampling Velocity | 2 m/s |
| Sample Target | Gaseous Elemental and Oxidized Mercury in Flue Gas |
| Probe Length | 1.5 m (standard), customizable |
| Effective Heated Length | 1.2 m (standard), customizable |
| Probe Weight | ~4 kg |
| Minimum Stack Port Diameter | ≥ Φ60 mm |
| Max Operating Temperature (Probe Body) | ≤ 200 °C |
| Material | 6063 Aluminum Alloy Housing (anodized), 316 Stainless Steel Sampling Tube |