Water Quality Analysis
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| Brand | Haiguang Instrument |
|---|---|
| Origin | Beijing, China |
| Model | HGCF-200 / HGCF-210 |
| Instrument Type | Laboratory Water Quality Analyzer |
| Detection Parameters | Total Cyanide, Free Cyanide, Volatile Phenol, Anionic Detergents, Ammonia Nitrogen (NH₃-N), Orthophosphate, Total Phosphorus, Total Nitrogen, Sulfide, Hexavalent Chromium (Cr⁶⁺), Nitrate, Nitrite, Permanganate Index (CODₘₙ), Urea |
| Compliance Standards | HJ 665–2013, HJ 670–2013, HJ 667–2013, CJT 141–2018, SL/T 788–2019, NY/T 1121.7–2014, NY/T 1228–2015, ISO 14403:2012, ISO 14402:1999, ISO 23913:2016, ISO 15681-2:2003 |
| Optical Detection | Dual-beam silicon photodetector or full-spectrum CCD detector |
| Flow Cell Pathlength Options | 10 mm to 200 mm |
| Reaction Coil | 2 mm i.d. quartz mixing coil |
| Sample Introduction | Automated sampler with carbon fiber or borosilicate glass probe, auto-cleaning and wash solution auto-replacement |
| Online Pretreatment | Integrated heating, digestion, distillation, dialysis, extraction, degassing, dilution, and mixing modules |
| Light Source | Low-power LED with short stabilization time and >10,000 h lifetime |
| Brand | Haiguang Instrument |
|---|---|
| Origin | Beijing, China |
| Model | HGCF-200 Ammonia Nitrogen |
| Measurement Principle | Colorimetric Flow Analysis (Salicylate Method) |
| Measurement Range | 0.01–5 mg/L NH₃–N |
| Detection Limit | ≤0.005 mg/L NH₃–N |
| Accuracy | ±1% of reading |
| Sample Throughput | 30 samples/hour |
| Batch Capacity | Unlimited |
| Optical Cell Material | Fused quartz |
| Light Source | Low-power LED |
| Detector | Full-spectrum CCD with built-in monochromator |
| Online Dilution Ratio | 1–5000× |
| Reaction Tubing ID | ≥2 mm |
| Compliance | HJ 665-2013, HJ 670-2013, HJ 667-2013, ISO 14403:2012, ISO 14402:1999, ISO 23913:2016, ISO 15681-2:2003 |
| Brand | Haiguang Instrument |
|---|---|
| Origin | Beijing, China |
| Instrument Type | Laboratory Benchtop CFA |
| Application | Total and Free Cyanide Determination in Water and Environmental Matrices |
| Compliance | ASTM D7511, ISO 14403:2012, HJ 484–2009, EPA Method 335.4 |
| Detection Principle | Segmented Flow Analysis (SFA) with Air Segmentation, On-line Distillation & UV Digestion |
| Optical System | LED-based Photometer with Quartz Flow Cell and Full-spectrum CCD Detector |
| Sample Throughput | Up to 60 samples/hour |
| Detection Limit | ≤0.2 µg/L CN⁻ (as applicable per ISO 14403) |
| Linear Dynamic Range | 0–1000 µg/L (adjustable via on-line dilution 1:1 to 1:5000) |
| Reagent Management | Integrated Smart Reagent Rack with Level Sensing & Leak Detection |
| Automation | Fully Automated Sample Introduction, Pre-treatment, Reaction, Separation, Detection & Data Reporting |
| Brand | Haiguang Instrument |
|---|---|
| Origin | Beijing, China |
| Model | HGCF-200 Volatile Phenol |
| Instrument Type | Laboratory-Based Volatile Phenol Analyzer |
| Compliance | ASTM D3164, ISO 14402:1999, ISO 23913:2016, ISO 15681-2:2003, HJ 665–670/667–2013, CJT 141–2018, SL/T 788–2019, NY/T 1121.7–2014, NY/T 1228–2015 |
| Brand | Hanna |
|---|---|
| Origin | Italy |
| Model | HI9147 |
| Instrument Type | Portable |
| Measurement Principle | Galvanic Cell Electrochemical Probe |
| DO Range | 0.0 to 50.0 mg/L (ppm) |
| Saturation | 0 to 600% |
| Accuracy | ±1% of reading |
| Resolution | 0.1 mg/L (DO), 1% (saturation) |
| Temperature Range | 0.0 to 50.0 °C |
| Temp. Accuracy | ±0.2 °C |
| Altitude Compensation | 0 to 4000 m |
| Salinity Compensation | 0 to 51 g/L |
| Electrode | HI76409 galvanic DO probe with integrated temperature sensor, 4/10/15 m cable options |
| Power | 3 × 1.5 V AAA batteries |
| IP Rating | IP67 |
| Dimensions | 185 × 72 × 36 mm |
| Weight | 450 g |
| Brand | Horde Electric |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | HD-101 |
| Measurement Principle | Potassium Dichromate Oxidation–Spectrophotometric Method |
| Measurement Range | (15–1000) mg/L, (50–3000) mg/L, (200–10000) mg/L (expandable) |
| Zero Drift | ±5 mg/L |
| Span Drift | ±5% F.S. |
| Accuracy | ±10.0% of reading |
| Limit of Quantitation | 15 mg/L |
| Repeatability | ≤5.0% RSD |
| Cycle Time | ≤60 min |
| Insulation Resistance | >20 MΩ |
| MTBF | ≥720 h |
| Communication Interfaces | RS232 / RS485, 4–20 mA analog output |
| Dimensions (L×W×H) | 500 × 440 × 1440 mm |
| Weight | 55 kg |
| Display | 7-inch capacitive touchscreen |
| Controller | Industrial PLC-based embedded system |
| Operating Temperature | 5–40 °C |
| Operating Humidity | 20–85% RH (non-condensing) |
| Power Supply | AC 220 V ±25%, 50 Hz ±0.5 Hz |
| Rated Power Consumption | 100 W |
| Brand | Horde Electric |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HD-BTN |
| Price | USD 1,780 (FOB) |
| Measurement Method | Chromotropic Acid Spectrophotometry |
| Range | 0.5–200 mg/L |
| Resolution | 0.001 mg/L |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | Ca-11 |
| Instrument Type | Portable Ion Meter |
| Measurement Range | 4–9900 ppm (mg/L) Ca²⁺ |
| Detection Limit | ±1 ppm (0–99 ppm), ±10 ppm (100–990 ppm), ±100 ppm (1000–9900 ppm) |
| Response Time | ≤5 s |
| Accuracy | ±20% of reading |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤85% RH (non-condensing) |
| IP Rating | IP67 |
| Sensor Replaceable | Yes (approx. 1500 measurements per sensor) |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | ORP-11 |
| Type | Portable ORP/Eh Meter |
| Measurement Range | −1000 to +1000 mV |
| Resolution | 1 mV |
| Accuracy | ±2 mV |
| Minimum Sample Volume | 0.3 mL (0.05 mL with sampling sheet) |
| Temperature Range | 0.0–50.0 °C |
| Temp. Resolution | 0.1 °C |
| IP Rating | IP67 |
| Display | Backlit monochrome digital LCD |
| Power | Two CR2032 batteries (~400 h operation without backlight) |
| Dimensions | 164 × 29 × 20 mm |
| Weight | ~55 g (incl. sensor & batteries) |
| Compliance | CE-marked, RoHS-compliant, designed for GLP-supporting workflows |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | OCMA-550 |
| Instrument Type | Portable |
| Measurement Principle | Non-Dispersive Infrared (NDIR) Absorption with S-316 Solvent Extraction |
| Measurement Range | 0–200 mg/L (water), 0–1000 mg/kg (soil), 0–1 Abs |
| Detection Limit | 0.1 ppm |
| Repeatability | ±0.4 mg/L (0–9.9 mg/L), ±2.0 mg/L (10.0–99.9 mg/L), ±4 mg/L (100–200 mg/L), ±1% F.S. (0–1 Abs) |
| Optical Path | Quartz Cuvette (200 mm path length) |
| Detector | Thermoelectric Sensor |
| Display | Backlit LCD with Timestamp |
| Interface | RS-232C, Parallel Printer Port |
| Power Supply | 230 V AC, 50 Hz |
| Dimensions | 250 × 200 × 285 mm (W × H × D) |
| Standard Accessories | Covered quartz cuvette, power cord, heavy oil standard (B-grade), 2 A fuse, 10 mL and 25 µL syringes |
| Brand | Huake Instrument |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China-made) |
| Model | HK-228 |
| Price Range | USD 1,400 – 4,200 |
| Instrument Type | Benchtop Water Quality Analyzer |
| Analyte | Hydrazine (N₂H₄) |
| Display | 192 × 64 Dot-Matrix LCD (Chinese/English Switchable) |
| Measurement Range | 0–100 µg/L |
| Resolution | 0.1 µg/L |
| Basic Error | ±2% FS |
| Repeatability | ≤1% |
| Stability | ±1% FS / 4 h |
| Ambient Temperature | 5–45 °C |
| Relative Humidity | ≤90% RH (non-condensing) |
| Power Supply | AC 100–240 V, 50–60 Hz |
| Power Consumption | 40 W |
| Dimensions (L×W×H) | 392 × 260 × 100 mm |
| Weight | 5 kg |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | OEM Manufacturer |
| Product Type | Laboratory-Based Analyzer |
| Model | 1600 |
| Measurement Principle | Boiling Water Bath Oxidation with Potassium Permanganate Titration |
| Range | 0–6.0 mg/L |
| LOD | 0.05 mg/L |
| Analysis Time per Sample | ≤3 min |
| Compliance | GB/T 11892, GB/T 5750.7 |
| Brand | HUANKONG |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Country of Origin | China |
| Model | KHK650W |
| Pricing | Available upon Request |
| Brand | ISCO |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | ISCO 2150 |
| Pricing | Upon Request |
| Brand | ISCO |
|---|---|
| Origin | USA |
| Model | 3700 Series |
| Enclosure Rating | NEMA 4X/6 (IP67) |
| Sampling Modes | Time-Proportional, Flow-Proportional, Event-Triggered (e.g., Storm Surge) |
| Sample Volume Accuracy | ±2% of set volume |
| Liquid Detection | Non-contact LD-90 Sensor (U.S. Patent No. 5,125,801) |
| Insulation | R-11 Foam (3700 Portable), Dual-Wall Construction |
| Bottle Capacity | Up to 24 × 1-L bottles (3700 Full-Size), 12 × 1-L bottles (3700C Compact) |
| Operating Temperature Range | –20 °C to +50 °C |
| Pump Type | Precision Peristaltic |
| Controller | Sealed, Corrosion-Resistant Housing |
| Brand | ISCO |
|---|---|
| Origin | USA |
| Model | ISCO 4700 |
| Enclosure Material | Rotomolded Linear Low-Density Polyethylene (LLDPE) |
| Operating Temperature Range | –29 °C to +49 °C |
| Refrigeration System | High-Efficiency Compressor with Thermal-Insulated Cabinet |
| Pump Type | Heavy-Duty Peristaltic Pump |
| Maximum Lift Height | 7.6 m |
| Minimum Flow Velocity | 0.6 m/s (per US EPA requirements) |
| Sampling Modes | Time-Proportional, Flow-Proportional (Volume- or Time-Triggered), Composite or Discrete Bottle Sampling |
| Alarm Outputs | 4 Digital Relay Outputs |
| Input Compatibility | 4–20 mA and Pulse Flow Signals |
| Data Logging | Internal 24-hour Temperature & Event Log |
| Software Interface | RS-232 Serial Communication (HyperTerminal-Compatible) |
| Origin | Beijing |
|---|---|
| Manufacturer Type | Distributor |
| Regional Origin | Domestic (China) |
| Model | ISCO 4700 |
| Pricing | Upon Request |
| Instrument Type | Portable Water Sampler |
| Brand | ISCO |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | ISCO 6712 |
| Pricing | Available Upon Request |
| Brand | ISCO |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | Isco 5800 |
| Pricing | Upon Request |
| Brand | JENSPRIMA |
|---|---|
| Origin | Shanghai, China |
| Model | innoCon 6500CL |
| Instrument Type | Online Analyzer |
| Measurement Principle | Amperometric Electrochemical Sensor |
| Measured Parameters | Free Chlorine, Chlorine Dioxide, Ozone (multi-parameter) |
| Range | 0.000–2.000 ppm and 0.00–20.00 ppm |
| Accuracy | ±2% F.S. |
| Resolution | 0.001 ppm / 0.01 ppm |
| Detection Limit | 0.001 ppm |
| Temperature Compensation | Automatic (Pt1000 sensor, ±10.0 °C offset adjustable) or Manual |
| Operating Temperature | –10.0 to +60.0 °C |
| Relative Humidity | 10–90% RH (non-condensing) |
| Display | Backlit LCD (44 × 65 mm, yellow backlight) |
| Power Supply | 90–260 VAC, 50/60 Hz |
| Output Signals | Two isolated 4–20 mA outputs (configurable, max. 600 Ω), RS485 Modbus RTU |
| Relay Outputs | Two SPDT relays (5 A / 250 VAC, 5 A / 30 VDC), independently configurable Hi/Lo alarm with hysteresis |
| Enclosure Rating | IP54 |
| Mounting | Panel-mount (DIN 43700, cutout 92 × 92 mm) |
| Dimensions | 96 × 96 × 130 mm |
| Weight | 0.45 kg |
| Housing Material | Flame-retardant plastic |
| Brand | Jiada Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | Aquaculture Water Rapid Test Kit |
| Price Range | USD 140–1,400 (based on configuration) |
| Instrument Type | Portable |
| Measurement Principle | Colorimetric Method |
| Brand | Jiada Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GDYS-101SA |
| Instrument Type | Portable |
| Measurement Principle | Colorimetric Method (Nessler Reagent) |
| Measurement Range | 0.00–5.00 mg/L as N |
| Accuracy | ±5% |
| Detection Limit | 0.10 mg/L as N |
| Light Source Wavelength | 430 nm |
| Compliance Standard | GB/T 5750.5–2006 |
| Brand | Jiada Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Portable Analyzer |
| Model | GDYS-101SN2 |
| Measurement Principle | DPD Colorimetric Spectrophotometry |
| Measured Parameter | Free Residual Chlorine |
| Measurement Range | 0.00–5.00 mg/L |
| Accuracy | ±5% of reading |
| Detection Limit | 0.05 mg/L |
| Analysis Time | ≤3 minutes per sample |
| Reagent Format | Single-use, pre-calibrated DPD reagent vials |
| Compliance | Designed for field-deployable water quality screening in accordance with standard methods aligned with APHA 4500-Cl G, ISO 7393-2, and EPA Method 334.0 |
| Brand | Jiada Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | Portable |
| Model | GDYS-101SN3 |
| Measurement Parameter | Free Residual Chlorine |
| Measurement Range | 0.00–2.50 mg/L |
| Accuracy | ±5% |
| Detection Limit | 0.01 mg/L |
| Light Source | High-Brightness LED |
| Wavelength | 520 nm |
| Power Supply | DC 9 V |
| Dimensions | 190 × 110 × 95 mm |
| Weight | 0.4 kg |
| Brand | Jiada Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Origin Category | Domestic (China) |
| Model | GDYS-101SX |
| Pricing | Available Upon Request |
| Detection Limit | 0.01 mg/L |
| Measurement Range | 0.00–0.40 mg/L |
| Accuracy | ±5% |
| Method Compliance | GB/T 5750.5–2006 |
| Analysis Time | ≤20 minutes per sample |
| Reagent Format | Single-use, pre-packaged test kits |
| Brand | Jiada Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GDYS-102SL2 |
| Price | Upon Request |
| Light Source | High-brightness LED |
| Wavelength | 470 nm |
| Detection Limit | 0.5 mg/L |
| Measurement Range | 0.0–4.0 mg/L |
| Accuracy | ±5% |
| Power Supply | DC 9 V |
| Dimensions | 190 × 110 × 95 mm |
| Weight | 0.4 kg |
| Brand | Jiada Xiaotian’e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Authorized Distributor |
| Country of Manufacture | China |
| Model | GDYS-103SI |
| Detection Principle | Colorimetric Endpoint Titration with Integrated Micro-Dosing System |
| Detection Limit | 0.5 mg/L as CaCO₃ |
| Measurement Range | 0.00–8.00 mg/L as CaCO₃ |
| Reagent Format | Pre-packaged Single-Use Vials |
| Enclosure | Rugged ABS Hand-Carry Case with Foam Inserts |
| Compliance | Designed to support ASTM D1067 and ISO 9963-1 field-adapted protocols |
| Brand | Jiada Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic Laboratory Water Quality Analyzer |
| Model | GDYS-104SI |
| Detection Target | Bromate (BrO₃⁻) |
| Measurement Range | 0.004–0.040 mg/L |
| LOD | 0.004 mg/L |
| Accuracy | ±0.001 mg/L |
| Analysis Time | ≤30 min (sample-to-result) |
| Light Source Lifetime | ≥100,000 hours |
| Control System | Embedded Microcontroller |
| Display | Large LCD Screen |
| Data Output | Built-in Thermal Printer Support |
| Regulatory Context | Designed for compliance with GB/T 5750.10–2023 (China Standard Methods for Examination of Drinking Water – Disinfection By-products), suitable for routine monitoring under ISO/IEC 17025-accredited laboratories |
| Brand | Jiada Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GDYS-104SM |
| Light Source | High-brightness LED |
| Wavelength | 510 nm |
| Detection Limit | 5 mg/L |
| Measurement Range | Low Range: 5.0–500.0 mg/L |
| High Range | 0.05–65% (requires sample dilution) |
| Accuracy | ±5% |
| Power Supply | DC 9 V |
| Dimensions | 190 × 110 × 95 mm |
| Weight | 0.4 kg |
| Brand | Jiada Xiaotian'e |
|---|---|
| Origin | Jilin, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | GDYS-104SN |
| Light Source | High-Brightness LED |
| Wavelength | 430 nm |
| Detection Limit | 1.0 mg/L |
| Measurement Range | 0.0–50.0 mg/L |
| Accuracy | ±5% |
| Power Supply | DC 9 V |
| Dimensions | 190 × 110 × 95 mm |
| Weight | 0.4 kg |