Water Quality Analysis
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Showing 961–990 of 3714 results
| Brand | GreenPrima |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | TH-7001 |
| Instrument Type | Online Water Quality Analyzer |
| Measured Parameter | Calcium and Magnesium Hardness (as CaCO₃) |
| Measurement Principle | Titration-based Colorimetry (Photometric Endpoint Detection) |
| Typical Range with TH-7001 | 0.534–5.34 ppm as CaCO₃ |
| Compliance Context | Designed for continuous monitoring in compliance with ASTM D1126 (Standard Test Method for Hardness in Water), ISO 6059 (Water quality — Determination of hardness — Titrimetric method), and aligned with USP <645> and EP 2.2.24 requirements for purified water hardness control |
| Brand | GreenPrima |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Manufacturer |
| Product Type | Online Water Quality Analyzer |
| Model | TH7001 |
| Price Range | USD 1,400 – 4,200 (est.) |
| Measurement Parameter | Calcium and Magnesium Hardness (as CaCO₃) |
| Detection Principle | Photometric Titration (Colorimetric Endpoint Detection) |
| Measurement Range | 0.447–625.8 ppm as CaCO₃ |
| Analysis Time | ~3 min (hardness-dependent) |
| Accuracy | ±2% of selected reagent upper limit |
| Repeatability | ±1% of selected reagent upper limit |
| Power Supply | 85–265 VAC, 47–63 Hz |
| Power Consumption | 25 VA (operational), 3.5 VA (standby) |
| Enclosure Rating | IP65 |
| Dimensions | 400 × 300 × 180 mm (W×H×D) |
| Weight | 4 kg |
| Display | Color LCD with bilingual (English/Chinese) interface |
| Output Options | 4 programmable relay outputs (250 VAC, 4 A), 1 isolated 4–20 mA output (max. 750 Ω), 1 RS485 Modbus RTU port |
| Input Options | 2 digital inputs (IN1: start analysis |
| IN2 | stop analysis) |
| Data Logging | Internal storage for time-stamped measurement records |
| Sample Temperature Range | 5–40 °C |
| Ambient Operating Temperature | 10–40 °C |
| Sample Pressure Range | 0.2–6 bar (recommended: 1–2 bar) |
| Sample pH Range | 4–10 |
| Interference Limits | Fe < 3 ppm, Cu < 0.2 ppm, Al < 0.1 ppm, Mn < 0.2 ppm |
| Measurement Interval | Programmable from 0 to 360 minutes |
| Rinse Duration | Configurable (15–1800 s) |
| Compliance | Designed for GLP/GMP-aligned operation |
| Brand | GreenPrima |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | OEM/ODM Producer |
| Product Category | Domestic (China-made) |
| Model | TH7001 |
| Price Range | USD 1,400 – 4,200 (FOB) |
| Instrument Type | Online Water Quality Analyzer |
| Measured Parameter | Calcium & Magnesium Hardness (as CaCO₃) |
| Brand | Groegero |
|---|---|
| Origin | Germany |
| Model | GO-TOC 1000 |
| Instrument Type | Online TOC Analyzer |
| Measurement Principle | Direct Conductivity (Post-Combustion NDIR) |
| Oxidation Method | High-Temperature Catalytic Combustion (850 °C) |
| Measurement Range | 0–300 mg/L as C |
| Accuracy | ±2% of span |
| Detection Limit | 0.1 mg/L as C |
| Resolution | Better than 2% of full scale |
| Repeatability | ±2% of span |
| Sample Flow Rate | 125 mL/h (inlet), 25 mL/h (analysis) |
| T90 Response Time | ~4 min |
| Inorganic Carbon Removal | Acidification with HCl + Sparging |
| Carrier Gas | Ambient air (filtered and dried) |
| Gas Cooler | Semiconductor-based (GO-EPK-1) |
| Operating Temperature | +5 °C to +30 °C |
| Power Supply | 230 V, 50 Hz |
| Enclosure | Painted aluminum housing with resin-glass front door |
| Dimensions (W×H×D) | 590 × 690 × 440 mm |
| Weight | ~40 kg |
| Output Signals | 0–20 mA / 4–20 mA analog + RS-232 serial interface |
| Software | GO-WinSoft for data logging and configuration |
| Optional | Integrated dilution module |
| Brand | GW |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | SP200 |
| Pricing | Available Upon Request |
| Operating Temperature | 0–70 °C |
| Power Supply | External 12 VDC, max 2 A |
| Pump Type | Peristaltic |
| Flow Rate | 0–500 mL/min (at 4-ft head) |
| Backflush Flow Rate | Identical to sampling flow rate |
| Maximum Suction Lift | 22 ft (6.7 m) |
| Tubing | Abrasion-resistant peristaltic tubing, 1/4″ ID |
| Sample Intake Hose | 4.6 m nylon-reinforced polyethylene, fitted with inlet filter |
| Enclosure | UV-stabilized PVC |
| Dimensions | 230 × 190 × 110 mm |
| Weight | 2 kg |
| Standard Kit | SP200 sampler unit, carrying case, 4.6 m intake hose, 3 m power cable, user manual |
| Brand | GW |
|---|---|
| Origin | USA |
| Model | WS700 |
| Sampling Pump Type | Peristaltic |
| Max Flow Rate | 1000 mL/min (at 4 ft head) |
| Max Suction Lift | 20 ft (6 m) |
| Operating Temperature | 0–70 °C |
| Enclosure Material | UV-resistant PVC |
| Sample Bottle | 2.5-gallon (9.5 L) polyethylene |
| Sampling Tubing | 4.6 m reinforced PVC-PE composite, ID 1/4″, with inlet filter |
| Pump Tubing | Wear-resistant peristaltic tubing, ID 1/4″, OD 7/16″ |
| Battery | Rechargeable 5 Ah sealed lead-acid, 1 hr continuous operation, 3-month standby |
| Delayed Start | 16 preset intervals (0, 10 min … 12 hr) |
| Sampling Interval | 15 presets (5, 10 min … 12 hr) + external pulse trigger mode |
| Sample Volume | 15 presets (50–2000 mL) + full-bottle mode |
| External Trigger Input | Closure contact or 4–24 VDC pulse, min. width 250 ms |
| Pulse Output | 5 VDC, 1 s duration |
| Bottle Switch Input | Contact closure, integrated float switch |
| Optional Sensors | Rain/water detection (humidity sensor or contact closure) |
| Dimensions | 560 × 430 × 230 mm |
| Weight | 9 kg |
| Brand | Rikari Chemical |
|---|---|
| Origin | Japan |
| Model | H2O2-V1 |
| Measurement Principle | Molybdenum Yellow Spectrophotometry |
| Range | 0.0–120.0 g/L |
| Resolution | 0.1 g/L |
| Repeatability | ≤ ±5% FS |
| Response Time | <5 s after power-on |
| Measurement Time | ~60 s per sample |
| Auto-power-off | 5 s after measurement |
| Calibration | Zero calibration + span calibration using standard solution |
| Light Source | LED (stable narrow-band emission) |
| Power Supply | 4 × AA alkaline batteries (LR03, 6 V DC) |
| Dimensions | 88 W × 174 D × 65 H mm |
| Weight | ~310 g |
| Standard Accessories | Instrument body, 4 × AA batteries, H2O2-V1-RA reagent (500 mL), 5-mL syringe, 0.1-mL micropipette, instruction manual, warranty card, carrying case |
| Brand | HACH |
|---|---|
| Origin | Imported |
| Manufacturer Status | Manufacturer |
| Instrument Type | Online TOC Analyzer |
| Oxidation Method | UV/Persulfate |
| Measurement Principle | NDIR Detection of CO₂ after Acidification and Catalytic Oxidation |
| Measurement Range | 0–5 mg/L to 0–20,000 mg/L (multi-range) |
| Accuracy | ±2% of reading (non-diluted), ±4% (diluted) |
| Detection Limit | ≤0.015 mg/L at 25°C (0–5 mg/L range) |
| Response Time | T₉₀ ≤ 8 min, T₂₀ ≤ 3 min |
| Sample Pressure | 0.15–6 bar (2–87 psig) |
| Flow Rate | 25–200 mL/min |
| Operating Temperature | 2–70°C (sample), 5–40°C (ambient) |
| Humidity | ≤80% RH at 31°C |
| Communication | RS232/RS485 (optional) |
| Analog Output | Dual 4–20 mA |
| Power Supply | 115/230 VAC, 50/60 Hz |
| Dimensions | 981 × 675 × 20 mm |
| Weight | 54 kg |
| Compliance | USEPA Method 415.1, Standard Methods 5310C, ISO 8027 |
| Brand | Hach |
|---|---|
| Origin | USA |
| Model | 4700102 |
| Measurement Principle | Nephelometric Turbidity (90° light scatter) |
| Range | 0–1000 NTU |
| Resolution | 0.01 NTU (0–9.99 NTU), 0.1 NTU (10–99.9 NTU), 1 NTU (100–1000 NTU) |
| Accuracy | ±2% of reading or ±0.01 NTU (whichever is greater) |
| Light Source | Tungsten filament lamp (ISO 7027-compliant) |
| Detector | Silicon photodiode |
| Calibration | Up to 6-point user-defined calibration with standard reference suspensions (Formazin or StablCal) |
| Compliance | EPA Method 180.1, ISO 7027, ASTM D6508, USP <241>, GLP-compliant data logging |
| Brand | Hach |
|---|---|
| Origin | Imported |
| Manufacturer Type | Manufacturer |
| Model | Hach 2582sc Trace Dissolved Oxygen Analyzer |
| Pricing | Upon Request |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | 3100 |
| Instrument Type | Portable |
| Measurement Principle | Fluorescence Quenching |
| Measurement Range | 0–25 ppm |
| Accuracy | ±1% of reading or ±0.02 ppm (whichever is greater) |
| Repeatability | ±0.01 ppm |
| Detection Limit | 0.01 ppm |
| Sensor Drift | <1% per year |
| Response Time | ≤60 s |
| Operating Temperature | 0–60 °C |
| Storage Temperature | −20–70 °C |
| Relative Humidity | 0–100% RH |
| Enclosure Rating | NEMA 4X |
| Max Pressure Rating | 100 psi |
| Cable Length | 6.1 m (20 ft) |
| Weight | 1.8 kg (4 lb) |
| Display | Backlit, UV-resistant LCD with adjustable contrast |
| Data Output | RS232 serial interface |
| Data Logging | Internal memory with export capability |
| Power | Rechargeable internal battery |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | 3150 |
| Instrument Type | Portable |
| Price Range | USD $2,800 – $7,200 (FOB) |
| Measurement Principle | Single-Beam Infrared Absorption |
| Brand | Hach |
|---|---|
| Origin | Imported |
| Manufacturer Type | Manufacturer |
| Model | 5000 Online Silicon |
| Measurement Range | 0–5000 ppb as SiO₂ |
| Detection Limit | <0.5 ppb |
| Accuracy | ±0.5 ppb or ±1.0% of reading (whichever is greater) |
| Response Time | 8.8 min (sample temperature 30–50 °C) |
| Ambient Operating Temperature | 10–45 °C |
| Sample Pressure Requirement | 5 ± 3 psig (34.5 ± 20.7 kPa) |
| Sample Flow Rate | 100–300 mL/min |
| Analog Outputs | 0–0.01 V, 0–0.1 V, 0–1 V, or 4–20 mA (user-configurable range) |
| Power Supply | 115/230 VAC, 50–60 Hz |
| Alarm Outputs | 2 concentration alarms, 1 system warning alarm, 1 system shutdown alarm |
| Enclosure Rating | NEMA 4X / IP65 (ABS plastic) |
| Mounting Options | Benchtop or panel-mount |
| Reagent Delivery | Patented pressure-driven reagent metering system |
| Calibration Modes | Programmable auto-calibration with three selectable methods |
| Channel Configuration | Configurable up to 8-channel silicon analysis |
| Brand | HACH |
|---|---|
| Origin | Imported |
| Manufacturer Type | Manufacturer |
| Model | 5000 Phosphate |
| Measurement Principle | Ascorbic Acid Method (Standard Colorimetric) |
| High-Range Measurement | 0–50.0 mg/L PO₄ |
| Low-Range Measurement | 0–5000 µg/L PO₄ |
| Accuracy (High Range) | ±0.5 mg/L or ±5% of reading (whichever is greater) |
| Accuracy (Low Range) | ±4 µg/L |
| Detection Limit | <0.2 mg/L |
| Resolution (Low Range) | 1 µg/L |
| Reagent Delivery | Patented Pressure-Driven System |
| Calibration Options | Manual, Scheduled Automatic, and Programmable Standard Addition |
| Zero Adjustment | Fully Automated per Cycle |
| Diagnostic Capability | Built-in Self-Diagnostic Alarms |
| Flow Interruption Response | Auto-Shutdown & Recovery Protocol |
| Reagent Consumption | Optimized for Extended Unattended Operation |
| Brand | HACH |
|---|---|
| Origin | Imported |
| Manufacturer Type | Manufacturer |
| Model | HACH 5500sc |
| Instrument Type | Online Water Quality Analyzer |
| Measured Parameters | Total Ammonia, Monochloramine, Free Ammonia |
| Range | 0.01–2 ppm as N |
| Accuracy | ±5% or 0.01 ppm (as N) at 5–40 °C |
| Repeatability | ±3% or 0.01 ppm (as N), whichever is greater |
| Detection Limit | 0.01 ppm as N |
| Response Time | <5 minutes |
| Sample Flow Rate | 100–1000 mL/min |
| Operating Temperature | 5–45 °C |
| Operating Humidity | 5–95% RH (non-condensing) |
| Sample Pressure | 0.17–6.0 bar |
| Sample Temperature | 5–50 °C |
| Power Output | 4 × 0/4–20 mA (600 Ω max load) |
| Communication Options | Modbus RS-485, Profibus DP (with external controller) |
| Enclosure Rating | NEMA 4X / IP56 |
| Dimensions | 804 × 452 × 360 mm |
| Weight | 20.5 kg (empty) |
| Certifications | CE, cETLus, Australian RCM |
| Brand | Hach |
|---|---|
| Model | 8315, 8316, 8317 |
| Construction Material | 316 Stainless Steel |
| Measurement Range | 0.057 µS/cm to 20,000 µS/cm |
| Compliance | ISO 7888, ASTM D1125 |
| Output Signal | 4–20 mA analog or digital (via Hach SC1000/SC200 controller) |
| Process Connection | 3/4" NPT or DIN 11851 sanitary thread (model-dependent) |
| Operating Temperature | 0–80 °C |
| IP Rating | IP68 |
| Calibration | Manual or automatic (with compatible Hach controllers) |
| Origin | USA |
|---|---|
| Type | Imported |
| Model | 9010m |
| Detection Principle | Polarographic DO Sensor |
| DO Range | 0.00–20.00 ppm |
| Air Saturation Range | 0.0–200.0 % |
| Temperature Range | −6.0–46.0 °C |
| DO Resolution | 0.01 ppm |
| Saturation Resolution | 0.1 % |
| Temperature Resolution | 0.1 °C |
| DO Accuracy | ±0.5 % of full scale |
| Saturation Accuracy | ±0.5 % of full scale |
| Temperature Accuracy | ±0.3 °C ±1 digit |
| Pressure Compensation | Adjustable from 600–1100 mbar (default: 1013 mbar) |
| Salinity Compensation | Adjustable from 0.0–40.0 ppt (default: 0.0 ppt) |
| Data Storage | 50 measurement sets |
| Power Supply | 9 V alkaline battery |
| IP Rating | IP67 |
| Dimensions | 70 × 186 × 37 mm |
| Weight | 260 g (without battery) |
| Certifications | CE, RoHS, CMC |
| Brand | HACH |
|---|---|
| Origin | Imported |
| Manufacturer Type | Manufacturer |
| Model | 9073 |
| Ion Type | Sodium |
| Measurement Range | 0–0.01 ppb and 0–10,000 ppm (user-selectable) |
| Repeatability | <5% of reading or ±0.05 ppb (whichever is greater) |
| Response Time (T90) | <2 min |
| Analog Outputs | Two 4–20 mA outputs (max. load: 900 Ω) |
| Operating Temperature | 5–45 °C |
| Power Supply | 220 VAC, 50/60 Hz |
| pH Conditioning Required | Yes (pH >10) |
| Electrode Type | Sodium-selective glass electrode |
| Calibration Method | AUTOCAL (automated 1- or 2-point standard addition) |
| Sample Handling | Integrated pH adjustment and acid-tolerant configuration available |
| Brand | HACH |
|---|---|
| Origin | USA |
| Manufacturer | HACH Company (a Danaher subsidiary) |
| Product Type | Imported |
| Model | 9184sc |
| Pricing | Available upon Request |
| Brand | Hach |
|---|---|
| Origin | USA |
| Model | 9184sc |
| Instrument Type | Online Analyzer |
| Measurement Principle | Amperometric Electrochemical Sensor (HOCl-selective Membrane) |
| Measurement Parameter | Free Chlorine (as HOCl) |
| Range | 0.005–20 ppm (mg/L) HOCl |
| Accuracy | ±2% of reading or ±10 ppb HOCl (whichever is greater) |
| Detection Limit | 5 ppb (0.005 mg/L) HOCl |
| Response Time (t₉₀) | <90 seconds |
| Sample Flow Rate | 200–250 mL/min (automatically regulated) |
| Operating Temperature | 0–45 °C |
| Sample Temperature Range | 2–45 °C |
| Sample pH Range | 4–8 |
| Calibration Interval | Every 2 months |
| Membrane & Electrolyte Replacement Interval | Every 6 months |
| Enclosure Rating | IP66 / NEMA 4X |
| Dimensions | 270 × 250 mm |
| Storage Temperature | −20–60 °C |
| Inlet/Outlet Fittings | 1/4″ O.D. inlet, 1/2″ I.D. outlet |
| Brand | HACH |
|---|---|
| Origin | USA |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Origin | Imported |
| Model | 9185sc |
| Pricing | Available Upon Request |
| Brand | HACH |
|---|---|
| Origin | Imported |
| Manufacturer Type | Manufacturer |
| Model | 9187sc |
| Instrument Type | Online Analyzer |
| Measurement Principle | Electrochemical Amperometric Sensor |
| Measured Parameter | ClO₂ (Chlorine Dioxide) |
| Range | 0.010–2 ppm (mg/L) ClO₂ |
| Accuracy | ±5% of reading or ±10 ppb ClO₂, whichever is greater |
| Repeatability | 0.02 mg/L |
| Resolution | 0.01 ppm |
| LOD | 10 ppb (0.01 mg/L) ClO₂ |
| Response Time (t₉₀) | <90 s |
| Sample Flow Rate | 200–250 mL/min |
| Operating Temperature | 0–45 °C |
| Sample Temperature Range | 0–45 °C |
| Storage Temperature | −20 to 60 °C |
| Calibration Interval | Every 2 months |
| Membrane & Electrolyte Replacement Interval | Every 6 months |
| Inlet Connection | 1/4-in. O.D. tubing |
| Outlet Connection | 1/2-in. I.D. tubing |
| Enclosure Rating | IP66 / NEMA 4X |
| Dimensions | 270 × 250 mm (10.63 × 9.84 in.) |
| Brand | HACH |
|---|---|
| Origin | Imported |
| Manufacturer Type | Manufacturer |
| Model | AccuChlor2 |
| Instrument Type | Online Analyzer |
| Measurement Principle | Amperometric Electrochemical Sensor Method |
| Measured Parameters | Residual Chlorine (Free & Total) |
| Sample Temperature Range | 0–49 °C |
| Flow Rate | 150–600 mL/min (recommended: 500 mL/min) |
| Sample pH Range | 3.0–10.0 |
| Sample Alkalinity Range | 0.05–300 mg/L as CaCO₃ |
| Sample Turbidity Limit | < 252 NTU |
| Electrode Materials | Cathode – Gold |
| Buffer Solution | For Free Chlorine – distilled 5% food-grade white vinegar |
| Display | Graphical dot-matrix LCD (128 × 64 pixels), LED backlight, character height up to 13 mm |
| Measurement Range | Auto-ranging: 0–60.0 mg/L |
| Resolution | 0.001 mg/L (0–9.999 mg/L), 0.01 mg/L (10.0–60.0 mg/L) |
| Fixed-range mode | 0–60.0 mg/L, resolution 0.01 mg/L |
| Relay Outputs | 3 electromechanical relays |
| Analog Outputs | Two independent 4–20 mA outputs |
| Power Supply | 230 VAC ±10%, 50 Hz |
| Accuracy | ±0.1% of full scale |
| Sensitivity | ±0.05% of full scale |
| Repeatability | ±0.05% of full scale |
| Enclosure Rating | NEMA 4X / IP65 |
| Brand | HACH |
|---|---|
| Origin | Imported |
| Manufacturer Type | Manufacturer |
| Instrument Type | Online Analyzer |
| Measurement Principle | Ion-Selective Electrode (ISE) Method |
| Measurement Range | 0–1000 mg/L NH₄–N and 0–1000 mg/L K⁺ |
| Accuracy | ±5% of reading + 0.2 mg/L |
| Measurement Mode | Continuous Real-Time Monitoring |
| Calibration | Built-in Matrix Calibration with Auto-Compensation for Interfering Ions |
| Sensor Architecture | Integrated CARTRICAL™ Sensor Cartridge (K⁺-ISE, pH Reference Electrode, and Temperature Sensor in Single Housing) |
| Controller Compatibility | Digital SC Platform Integration |
| Optional | Automated Cleaning Module |
| Brand | HACH |
|---|---|
| Origin | USA |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Origin Category | Imported |
| Model | American Sigma 900 / 900MAX |
| Pricing | Available Upon Request |
| Brand | HACH |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Product Category | Imported |
| Model | Ammonia-N Prepackaged Reagent Series |
| Price | USD 120 (approx. based on ¥950 at standard exchange rate) |
| Brand | Hach |
|---|---|
| Origin | Imported |
| Manufacturer Type | Manufacturer |
| Instrument Type | Online Analyzer |
| Measurement Principle | Colorimetric Distillation Method |
| Measurement Range | 0.2–1200 mg/L NH₄–N |
| Accuracy | ≤ ±5% (varies by range |
| Detection Limit | 0.2 mg/L NH₄–N |
| Measurement Interval | User-definable (13 min to 24 h) |
| Batch Capacity | >10 samples per cycle |
| Brand | Hach |
|---|---|
| Origin | Imported |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Model | Amtax NA8000 |
| Instrument Type | Online Analyzer |
| Measurement Principle | Salicylate–Indophenol Blue Method |
| Measurement Range | NA8000.01: 0.020–160.0 mg/L (auto-ranging) |
| NA8000.02 | 0.020–1000 mg/L (auto-ranging with dilution) |
| Accuracy | 0.020–15.00 mg/L: ±(0.06 mg/L or 3%) |
| 0.050–30.00 mg/L | ±(0.15 mg/L or 3%) |
| 12.00–160.0 mg/L | ±(0.90 mg/L or 3%) |
| 80.00–1000 mg/L | ±10% |
| Detection Limit | 0.02 mg/L |
| Measurement Cycle | 10–15 minutes |
| Repeatability | ≤2% (low range) to ≤3% (high range) |
| Display Resolution | 0.001 mg/L (≤9.999), 0.01 mg/L (10.00–99.99), 0.1 mg/L (100.0–999.9), 1 mg/L (≥1000) |
| Power Consumption | 100 W |
| Sampling Pressure | 0.04–1 bar (0.6–14.5 psi) |
| Sampling Flow Rate | 100–600 mL/min |
| Sampling Temperature | 5–40 °C |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤95% RH (non-condensing) |
| Enclosure Rating | IP55 (indoor use only) |
| Dimensions (L×W×H) | 455 × 365 × 805 mm |
| Weight | ~28 kg (excl. reagents) |
| Power Supply | 100–240 VAC, 50/60 Hz |
| Outputs | 2 × 24 VDC/3 A SPDT relays |
| Data Storage | 20,000 records |
| Event Log Capacity | 20,000 entries (retained for ≥2 years) |
| Calibration | Automatic, manual, or remote-triggered |
| Sample Pretreatment Compatibility | CYQ-series water samplers (e.g., CYQ-106C, CYQ-104C) |
| Brand | HACH |
|---|---|
| Origin | Imported |
| Manufacturer | HACH Company |
| Model | AMTAX sc |
| Measurement Principle | Gas-Sensing Electrode (Ammonia-Selective Electrode) |
| Measurement Ranges (as NH₄-N) | Low Range: 0.05–20 mg/L |
| Medium Range | 1–100 mg/L |
| High Range | 10–1000 mg/L |
| LOD | 0.05 mg/L (low), 1 mg/L (medium), 10 mg/L (high) |
| Accuracy | ±3% ±0.05 mg/L (low), ±3% ±1.0 mg/L (medium), ±4.5% ±10 mg/L (high) |
| Repeatability | ±2% ±0.05 mg/L (low), ±2% ±1.0 mg/L (medium), ±2% ±10 mg/L (high) |
| Response Time (T₉₀) | ≤5 min |
| Measurement Interval | Adjustable from 5 to 120 min |
| Sample Temp. | 4–40 °C |
| Sample pH | 5–9 |
| Operating Temp. | −20–45 °C |
| Relative Humidity | ≤95% non-condensing |
| Power Supply | 230 VAC/50 Hz or 115 VAC/50–60 Hz |
| Power Consumption | 100 W nominal (peak: 1000 VA) |
| Enclosure Rating | IP66 |
| Sample Flow Rate | ≤3 m/s |
| Filtrate Flow | ≥5 mL/min for ≥4 min per 5-min cycle |
| External Cabinet Dimensions | 540 × 720 × 390 mm |
| Analyzer Weight | 35 kg (incl. reagents) |
| Cable Length | 2 m from enclosure |
| Optional Heated Sampling Hose | 5 m or 10 m |
| Brand | HACH |
|---|---|
| Origin | Imported |
| Manufacturer | HACH Company |
| Model | Amtax™ Compact |
| Instrument Type | Online Analyzer |
| Measurement Principle | Gas-Phase Separation with Colorimetric Detection (Nesslerization-based) |
| Range Options | 0.2–12.0 mg/L NH₄–N |
| Accuracy | ±2.5% of reading or ±0.2 mg/L (whichever is greater, per certified standard solution) |
| Detection Limit | 0.5 mg/L NH₄–N |
| Cycle Time | 13–120 min (user-selectable) |
| Output Signals | 4–20 mA (max. load 500 Ω) |
| Digital Interfaces | RS485 / RS232 with Modbus RTU or PROFIBUS DP protocol support |
| Alarm Outputs | Two programmable relay outputs (24 V DC, 1 A each) |
| Sample Channels | Dual-inlet capability (two independent sample streams) |