Environmental Monitoring Instruments
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Showing 991–1020 of 9029 results
| Origin | Beijing |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic |
| Model | FJ428G |
| Instrument Category | Dosimeter / Dose Rate Meter |
| Instrument Type | Portable |
| Measured Medium | Air |
| Detector Type | Environmental Radiation Detector |
| Radiation Type | X and γ |
| Measurement Range | (1–10,000) × 10⁻⁸ Gy/h |
| Accuracy | ±10% reading error |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Domestic (China-made) |
| Model | BHC336 |
| Pricing | Available Upon Request |
| Brand | BHK (Guangdong Huankai Microbial Technology Co., Ltd.) |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | Elite Sealer-1 |
| Price | USD 6,300 (FOB Guangdong) |
| Brand | BHK |
|---|---|
| Origin | Guangdong, China |
| Model | HK-100NT |
| Flow Range | 20–250 L/min |
| Flow Measurement Accuracy | ±1% |
| Timing Range | 0–9999 s |
| Operating Temperature | 0–65 °C |
| Operating Humidity | Ambient (non-condensing) |
| Sensor Type | Low-pressure-drop, high-sensitivity vane anemometer |
| Dimensions | Ø112 mm × 50 mm |
| Weight | 550 g |
| Compatible Sampler Head Diameter | 65–105 mm |
| Power | Rechargeable Li-ion battery |
| Display | Color LCD with real-time AVG/MAX/MIN/Calibration value/Battery status |
| Origin | Hebei, China |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic |
| Model | BHP9514 |
| Price | Upon Request |
| Sample Positions | 18 |
| Minimum Detection Time | 5 min |
| Detector Core | Photomultiplier Tube (PMT) |
| Spectral Detection Range | 300–650 nm |
| Display | LCD Touchscreen |
| Data Output | Built-in Micro Printer & PC Interface |
| Environmental Operating Range | 5–40 °C, 10–90% RH (at 25 °C) |
| Toxicity Indicator | LED Status Lights (Pass/Fail) |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | HBD5-OPA4110TP |
| Measurement Principle | Optical Light Scattering (Nephelometric) |
| Range Options | 0.003–33 mg/m³ (100×), 0.03–330 mg/m³ (10×), 0.8–32,000 g/m³ (X), or 15×0.02–166 g/m³ (15×) |
| Accuracy | ±2% or ±0.8 g/m³ (water fog reference), whichever is greater |
| Calibration | Dual-point 2KS calibration |
| Response Time | ≤1 s |
| Operating Temperature | 0–70 °C |
| Power Supply | NiCd ×8 battery pack (1 h continuous operation) |
| Dimensions (Meter) | 98 × 150 × 30 mm |
| Sensor Dimensions | Ø24 × 360 mm |
| Weight | 0.7 kg |
| Display | 16×2 LCD with backlight |
| Data Logging | 24 records per calibration table (up to 8 tables) |
| Communication | RS-232 / RS-485 serial interface |
| Compliance | Designed for field-deployable environmental and industrial aerosol monitoring per ISO 7706 (airborne oil mist), ASTM D6340 (aerosol mass concentration), and EPA Method 9031 (nephelometric turbidity correlation) |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Type | Portable |
| Detection Principle | Multi-sensor Fusion (Electrochemical, PID, NDIR, Catalytic Combustion, Semiconductor, Metal Oxide) |
| Accuracy | ±1–2% of reading (typ.) |
| Flow Rate | 0.1 L/min |
| Response Time | <1 min (T90) |
| Operating Temperature | −10 °C to +60 °C |
| Operating Humidity | 10–90% RH (non-condensing) |
| Dimensions | 400 × 300 × 200 mm |
| Weight | 4.5 kg |
| Power Supply | Rechargeable 12 V battery |
| Sensor Channels | Configurable from 4 to 23 gas-specific sensors |
| Compliance | Designed per GB 14554–1993 “Emission Standard of Odorous Pollutants” |
| Data Interface | RS232 / RS485 |
| Calibration | Dual-standard (DKA) and single-point inert gas zeroing |
| Cross-interference Compensation | Neural network-based real-time correction algorithm |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer | Bigdipper Instruments Co., Ltd. |
| Model | pAir2000-EFF-A1 |
| Instrument Type | Portable |
| Detection Principle | Multi-sensor array (electrochemical, metal oxide semiconductor, photoionization detection/PID) |
| Accuracy | ±1% of reading |
| Response Time | < 10 ms |
| Operating Temperature | -10°C to 60°C |
| Operating Humidity | 10–90% RH (non-condensing) |
| Gas Measurement Range | NH₃ (0.5–200 ppm), H₂S (0.3–100 ppm), ODU (0–10,000, unitless) |
| Resolution | 0.01 ppm (NH₃, H₂S), 0.1% FS (full scale) |
| Long-term Stability | ±10% per year |
| Power Supply | 12 V rechargeable battery |
| Dimensions | 400 × 300 × 200 mm |
| Weight | 4.5 kg |
| Compliance | NY/T 388–1999 (China Agricultural Standard for Odor Concentration Determination) |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | pAir2000-EFF-D |
| Instrument Type | Portable |
| Detection Principles | Electrochemical, Metal Oxide Semiconductor (MOS), Photoionization Detector (PID), Non-Dispersive Infrared (NDIR), UV-Vis Spectrophotometry |
| Accuracy | ±1–2% of reading |
| Flow Rate | 0.1 L/min |
| Response Time (T90) | <3 minutes |
| Operating Temperature | −10 °C to +60 °C |
| Operating Humidity | 10–90% RH (non-condensing) |
| Power Supply | 12 V rechargeable battery |
| Dimensions | 400 × 300 × 200 mm |
| Weight | 4.5 kg |
| Sensor Resolution | 0.1% FS |
| Long-Term Stability | ±10% per year |
| Display | 4×16-character LCD |
| Communication Interfaces | RS232 / RS485 |
| Calibration Options | Single-point inert gas zeroing, dual-standard (DKA) calibration with certified reference gases or traceable surrogates |
| Cross-Interference Compensation | Neural network-based multi-gas interference correction algorithm |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Model | wAir2000SR-5s01 (CO, CO₂, NH₃, Toxic Gas, O₂) |
| Detection Parameters | CO (0.1–500/1000 ppm), CO₂ (0–1/5 %v/v), NH₃ (0.1–100 ppm), Toxic Gas (0.1–1000 ppm), O₂ (0–30 %v/v) |
| Temperature Range | −40 to +100 °C |
| Humidity Range | 0–99 %RH |
| Accuracy | ±2% R (CO, O₂), ±1% R (CO₂), ±10% R (NH₃), ±5% R (Tox) |
| Repeatability | Specified per gas |
| Display | 4×16 Character LCD |
| Communication | RS232/RS485 Dual-Mode Serial Interface |
| Power Supply | 220 V AC, <10 W |
| Enclosure Rating | NEMA 4 / IP56 |
| Dimensions | 300 × 500 × 250 mm (W×H×D) |
| Data Logging | 24 Groups (Non-Volatile Memory) |
| Warm-up Time | 3–5 min |
| Mounting | Wall-Mounted Fixed Installation |
| Brand | Bigdipper |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Country of Origin | China |
| Model | WBD5-CWA-MG02 |
| Detection Principle | Electrochemical & Metal Oxide Semiconductor (MOS) Sensor Array |
| Target Analytes | Organophosphorus agents (GA, GB, GD, GF, VX, VR, etc.), Mustard gas (HD), Lewisite (L), Blister agents (HN-1, HN-2, HN-3), Blood agents (HCN, CK), Nerve agents (G-series, V-series), Riot control agents (CN, CS, CR, DM, CN-PS), and common industrial toxics (Cl₂, H₂S, CO, CH₄, gasoline vapors) |
| Detection Range | 0.02–100 ppm (agent-specific) |
| Response Time | <10 ms |
| Accuracy | ≤±5% FS (toxic agents), ≤±0.5% (O₂) |
| Repeatability | ≤1% FS |
| Output Signal | 4–20 mA / 0–20 mA |
| Operating Voltage | 12–24 VDC (sensor module) |
| Environmental Operating Range | –20 °C to +40 °C, 0–95% RH, 86–106 kPa |
| Enclosure Rating | Ex ia IICT6 Gb (Intrinsically Safe for Zone 0/1 hazardous areas) |
| Weight | ≤5 kg |
| Continuous Operation | 24/7 |
| Sensor Lifetime | 12–24 months (12-month warranty against manufacturing defects) |
| Brand | Binzhenghong |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | MD Series Microwave Digestion System |
| Pricing | Upon Request |
| Cavity Volume | 56 L |
| Microwave Frequency | 2450 MHz |
| Output Power | 0–1600 W (non-pulsed, continuous, dual-magnetron) |
| Max. Operating Pressure | 15 MPa (2200 psi) |
| Max. Operating Temperature | 300 °C |
| Digestion Vessel Capacity | 56 mL |
| Vessel Material | TFM inner vessel, PEEK outer vessel |
| Temperature Measurement | Non-contact mid-infrared, 0–300 °C, ±1 °C accuracy |
| Temperature Control Stability | ±1 °C |
| Turntable Speed | 10 rpm, 360° rotation |
| Ventilation Rate | 5 m³/min (corrosion-resistant centrifugal blower) |
| Display | 7-inch color touchscreen controller |
| Dimensions (W×D×H) | 520 × 640 × 590 mm |
| Weight | 61 kg |
| Cavity Construction | 304 stainless steel, seamless welding, 6-layer PFA coating |
| Safety | Multi-layer explosion-proof door with microwave shielding and auto-locking mechanism |
| Brand | Binzhenghong |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | OEM/ODM Producer |
| Country of Origin | China |
| Available Apertures | 0.15 mm (100 mesh), 0.25 mm (60 mesh), 0.5 mm (35 mesh), 1.0 mm (18 mesh), 2.0 mm (10 mesh), 4.0 mm (5 mesh), 5.0 mm, 9.5 mm, 10.0 mm, 22.4 mm |
| Diameter | 200 mm |
| Material | Stainless steel frame with PTFE-coated woven wire mesh |
| Compliance | Designed to meet HJ/T 557–2007 specifications for solid waste particle size analysis |
| Origin | Shanghai, China |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Regional Origin | Domestic (PRC) |
| Model | BAMS-3000 |
| Price Range | USD $13,500 – $40,500 (FOB Shanghai) |
| Instrument Category | Real-Time Bioaerosol Detection System |
| Sampling Flow Rate | >200 L/min |
| Detection Sensitivity | ~5 genomic copies per reaction (adjustable) |
| Sample Processing Volume | 0–25 mL |
| Throughput | 92 samples |
| Analysis Time | <30 min per sample |
| Dimensions | 545 × 440 × 475 mm (L×W×H) |
| Power Supply | 220 V AC, 50 Hz |
| Compliance | GB/T 38517–2020, GB/T 39990–2021, GB/T 16293–2010, GB/T 16294–2010, GB/T 18204.3–2013 |
| Brand | BioLight |
|---|---|
| Model | Lux-T010 |
| Origin | Guangdong, China |
| Instrument Type | Portable/HANDHELD Water Toxicity Analyzer |
| Detection Principle | Bioluminescent Bacterial Assay (Aliivibrio fischeri) |
| Detection Time | ≤ 60 s per sample |
| Power Supply | Rechargeable Li-ion battery |
| Sample Types | Drinking water, surface water, seawater, wastewater effluent/influent, industrial process water, sediment extracts |
| Target Analytes | Heavy metals (Hg, Cd, Cr, Pb, Cu, Ni), organophosphates, organonitrogen compounds, pyrethroids, polychlorinated dibenzo-p-dioxins (PCDDs), cyanide, dioxins, persistent organic pollutants (POPs), botulinum toxin, chloroform, surfactants, biocides, antibiotics |
| Compliance | Aligned with ISO 11348-3 (Water quality — Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri — Part 3: Method using freeze-dried bacteria) |
| Software Interface | On-device LCD display with data logging (up to 1,000 results) |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | AMOUR |
| Pricing | Upon Request |
| Brand | BJBY |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Product Category | Imported Reagents |
| Model | Drinking Water Quality Testing Reagent Kit |
| Pricing | Available Upon Request |
| Brand | BJBY |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Imported |
| Model | BarracudaX |
| Instrument Type | Laboratory Spectrometer |
| Measurement Medium | X-ray Generators and Radiotherapy Equipment |
| Certification | PTB Certified, CE 413 (MDD Directive), Class IIa Medical Device |
| Sampling Rate | 470 kHz |
| Key | Value |
| Key | Value |
| Brand | BJBY |
|---|---|
| Origin | Beijing, China |
| Model | BY-2020-2 |
| Black Globe Temp. Range | 0–120 °C, ±0.5 °C |
| Wet-Bulb Temp. Range | 0–50 °C, ±0.5 °C |
| Ambient Temp./RH Sensor | −20–120 °C / 0–100% RH, ±0.5 °C / ±3% RH |
| Display | 3.5″ color touch LCD |
| Power | 5000 mAh Li-ion, ≥96 h standby |
| Enclosure | ABS + overmolded TPE, IP30 |
| Mounting | 1/4″ tripod thread |
| Connectivity | M12 digital ports (3×), K-type thermocouple (2×), analog inputs (2×, 0–2 V), Bluetooth 5.0 (≥20 devices), USB-C, Wi-Fi, microSD slot |
| Brand | BJBY |
|---|---|
| Origin | Beijing, China |
| Model | BY-2020-3 |
| Black Globe Temperature Sensor (2020-11) | Range 0–120°C, Accuracy ±0.5°C, Resolution 0.1°C, Stainless Steel Enclosure |
| Ambient Temperature & Humidity Sensor (2020-16) | Temp Range −20–120°C, Accuracy ±0.5°C |
| Anemometer (2020-21) | Range 0–10 m/s, Accuracy ±(0.05 + 0% of reading) for 0.05–2 m/s, ±(0.1 + 2% of reading) above 2 m/s, Resolution 0.01 m/s, RS485 Output |
| Display | 3.5-inch Color Touch LCD |
| Power | Internal 5000 mAh Li-ion Battery (≥96 h standby), DC5V/1A Micro USB Input |
| Data Storage | Removable SD Card, CSV Export |
| Communication | RS485, USB, Wi-Fi, Bluetooth (up to 20 BLE sensors), M12 6-pin Aviation Connectors (3 digital channels), K-type Thermocouple Inputs (2), Analog Inputs (2, 0–2 V, 0.01 mV resolution, ±0.5% accuracy) |
| Enclosure | ABS + TPU Overmold, IP30 Rating, 175 × 92 × 38 mm, 1/4″ Tripod Thread, Detachable Wrist Strap |
| Brand | BJBY |
|---|---|
| Origin | Beijing, China |
| Model | BY-300 |
| Flow Range | 0–30 L/min |
| Flow Accuracy | Class 2.5 |
| Sampling Principle | Impaction |
| Timer Range | 1–99 min |
| Negative Pressure | ≥2000 Pa |
| Capture Efficiency | ≥98% |
| Power Supply | Rechargeable Li-ion battery (5 h runtime) + AC/DC adapter (220 V, 50 Hz) |
| Weight | 2.0 kg |
| Dimensions | 20 × 13.5 × 14 cm |
| Sampler Head | 6-stage Anderson-style impactor (Aluminum alloy, rubber-gasketed stages) |
| Particle Size Cutoffs | Stage 1: >7.0 µm |
| Stage 2 | 4.7–7.0 µm |
| Stage 3 | 3.3–4.7 µm |
| Stage 4 | 2.1–3.3 µm |
| Stage 5 | 1.1–2.1 µm |
| Stage 6 | 0.65–1.1 µm |
| Collection Medium | Standard 90 mm Petri dishes |
| Brand | BJBY |
|---|---|
| Origin | Beijing, China |
| Model | BY-302 |
| Sampling Area | 50 cm² |
| Sampling Methods | Dust Scraping & Microbial Swabbing |
| Sampling Accuracy | 95% (dust), 90% (microbial) |
| Repeatability | 97% |
| Power Supply | 12 V rechargeable Li-ion battery (4000 mAh) |
| Operating Duration | 4–5 h continuous |
| Robot Dimensions | 305 mm × 154 mm × 96 mm |
| Weight | 3.6 kg |
| Obstacle Clearance | 7 cm height / 47° incline |
| Minimum Duct Access | 100 mm × 160 mm rectangular cross-section |
| Locomotion | Bidirectional + 360° pivot |
| Max Speed | 12 m/min (not m/s — corrected per engineering convention) |
| Control Interface | Wired (40 m cable) or Wi-Fi |
| Imaging System | Dual HD cameras (front pan-tilt + rear fixed), integrated LED illumination |
| Data Storage | On-device video/photo capture, streamed/stored on host PC or tablet |
| Compliance | Designed per WS/T 395–2012 “Hygienic Evaluation Specification for Central Air Conditioning Ventilation Systems in Public Places” |
| Brand | BJBY |
|---|---|
| Origin | Beijing, China |
| Model | BY-800-HCHO |
| Principle | Photometric Colorimetry (GB/T 18204.2) |
| Measurement Range | 0.000–1.250 mg/m³ |
| Resolution | 0.001 mg/m³ |
| Sampling Method | Constant-Flow Sampling |
| Operating Temperature | 5–40 °C (±1 °C) |
| Relative Humidity Range | ≤90% RH (±2% RH) |
| Atmospheric Pressure Range | 30–120 kPa (±0.2 kPa) |
| Accuracy | ±5% of reading |
| Analysis Time | 10 min per sample |
| Display | 2.2-inch color LCD |
| Power Supply | 7.4 V rechargeable Li-ion battery |
| Data Storage | 8,000 records |
| Connectivity | Bluetooth for wireless printing |
| Compliance | GB/T 18204.2–2014 (Public Health Inspection Methods – Part 2: Chemical Pollutants) |
| Brand | BJBY |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | BY-AQ |
| Pricing | Available Upon Request |
| Communication | Wi-Fi or 4G (Optional) |
| Display | LCD |
| Dimensions | 240 × 216 × 78 mm (L×W×H) |
| Housing | Anodized Aluminum + ABS Engineering Plastic |
| Weight | ~205 g |
| Sensor Types | NDIR (CO₂), Laser Scattering (PM2.5/PM10), Electrochemical (HCHO, NH₃, CO, O₃), Semiconductor (TVOC), Capacitive (RH), Thermistor (Temp), Photodiode (Illuminance), MEMS Microphone (Noise) |
| Brand | BJBY |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | BY-CEM |
| Pricing | Available Upon Request |
| Particle Detection | PM2.5 (0–10,000 µg/m³, ±10% accuracy, 1 µg/m³ resolution) |
| Display | 7-inch capacitive touchscreen |
| Power | AC adapter + internal rechargeable battery |
| Connectivity | 4G LTE, Wi-Fi, USB, RS485, external antenna port |
| Enclosure | Ruggedized portable housing with tripod mount and wall-mount bracket |
| Data Storage | Local buffered storage + cloud-synchronized time-series database |
| Compliance | Designed for alignment with ISO 16000-23 (indoor air quality — sensor performance evaluation), GB/T 18883-2022 (China Indoor Air Quality Standard), and WHO Air Quality Guidelines (2021) |
| Brand | BJBY |
|---|---|
| Origin | Beijing, China |
| Model | BY-CL1600 |
| Detection Method | DPD Colorimetric Spectrophotometry |
| Measurands | Free Chlorine & Total Chlorine |
| Range | 0.00–5.00 mg/L |
| Resolution | 0.01 mg/L |
| Accuracy | ≤ ±1% FS + 0.01 mg/L |
| Measurement Time | 1 min |
| Light Source | Pulsed LED (100,000 hr lifetime) |
| Display | Integrated LCD |
| Calibration | User-defined zero and span calibration |
| Environmental Operating Range | 0–50 °C |
| Power Supply | Replaceable alkaline batteries |
| IP Rating | IP65-equivalent mechanical sealing (shock- and moisture-resistant enclosure) |
| Optical Design | Integrated LED-as-source-and-monochromator architecture with fixed-path cuvette chamber and flip-type light-shielding cover |
| Brand | BJBY |
|---|---|
| Model | BY-EM01 |
| Frequency Range | 1 Hz – 60 GHz (probe-dependent) |
| Measurement Parameters | Electric Field Strength (V/m, kV/m), Magnetic Field Strength (A/m, µT, mT), Power Density (µW/cm², mW/cm²) |
| Probe Compatibility | Four dedicated probe types (LF, HF, UHF, MW) with triaxial isotropic sensors |
| Operating Environment | -20 °C to +55 °C, IP65 (host), IP52 (probes) |
| Battery Life | >8 h (host), >10 h (LF probe), >3 h (HF probe) |
| Data Modes | Real-time, RMS, Max, Time History, Spectrum Analysis, 8-h Weighted Average |
| Compliance | GBZ/T 189.1–189.5, GBZ 2.2, GB 8702, HJ 681, HJ 972, HJ 1136, HJ 1199, IEC 61786-1, IEC 62232, GJB 5313A |
| Connectivity | Fiber-optic (primary), Bluetooth 4.1, USB-C, GPS+AGPS |
| Display | 6.0" 1080p LCD, Android-based touch interface |
| Dimensions (host) | 165.5 × 81.6 × 29.1 mm |
| Weight (host) | 335 g |
| Brand | BJBY |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | BY-WQP1600C |
| Pricing | Available Upon Request |
| Measurement Principle | Turbidimetric Detection via Cyanuric Acid–Melamine Precipitation Reaction |
| Wavelength | 480 nm |
| Range | 5.0–120.0 mg/L |
| Assay Time | 7 min |
| Photometric Method | Reflectance/Transmittance Photometry |
| Accuracy | ±5% of Full Scale |
| Repeatability (RSD) | <0.5% |
| Stability (Drift) | <0.5% over 30 min |
| Optical Sensitivity (Absorbance Resolution) | 0.001 AU |
| Display | 3.5-inch TFT Color Touchscreen |
| Data Storage | ≥2000 Test Records with Timestamp, Sample ID, and Operator Tag |
| Connectivity | Bluetooth 4.2 (Class 2) for Wireless Thermal Printing |
| Power Supply | Rechargeable 8.4 V Li-ion Battery (Integrated, 2500 mAh) |
| Auto-Power-Off | After 120 min Inactivity |
| Operating Environment | 0–40 °C, ≤85% RH (non-condensing) |
| Optical Source | Imported Long-Life Cold LED (Rated Lifetime: 100,000 h) |
| Dimensions | 220 × 120 × 85 mm |
| Weight | 0.82 kg |
| Brand | BJBY |
|---|---|
| Origin | Beijing, China |
| Model | BY-WQP8001 |
| Measurement Principles | Colorimetric Spectrophotometry & Composite Spectrum Analysis |
| Parameters Measured | pH, Free Chlorine, Urea, Cyanuric Acid |
| Detection Range | Free Chlorine 0.03–10 mg/L |
| Measurement Time | Free Chlorine 2 min |
| Accuracy | ±5% |
| Repeatability | <0.5% |
| Stability | <0.5% |
| Absorbance Sensitivity | 0.001 AU |
| Display | 3.5-inch TFT color touch screen |
| Data Storage | ≥2000 records |
| Connectivity | Bluetooth 4.0 for wireless thermal printing |
| Power Supply | 8.4 V rechargeable Li-ion battery with state-of-charge indicator |
| Auto Power-off | After 2 hours of inactivity |
| Operating Environment | 0–40 °C, <85% RH (non-condensing) |
| Optical Source | Imported cold-light LED, 100,000-hour lifetime |
| Compliance | GB/T 5750, CJ/T 244, GB 37488–2019 |
| Brand | BJBY |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | BY-ZS |
| Instrument Type | Portable/HANDHELD Water Quality Analyzer |
| Measured Parameters | Turbidity (0.00–400 NTU, extendable to 2000 NTU), Color (0.0–500.0 Platinum-Cobalt Units) |
| Compliance | GB/T 5750.4–2023 (Turbidity: Ratio Nephelometry at 90° + Transmission |
| Color | Platinum-Cobalt Standard Method) |
| Repeatability | ±0.003 Absorbance Units |
| Detection Wavelengths | 380 nm, 420 nm, 520 nm, 610 nm, and Broadband White Light (automatically selected per test) |
| Optical Configuration | Dual-mode optical path—90° scattered light + transmitted light for turbidity |
| Resolution | 0.001 NTU (turbidity), 0.1 PCU (color) |
| Data Storage | 20,000 measurement records with timestamp, operator ID, sample ID, sample type, and source metadata |
| Display | 5.0-inch high-resolution capacitive touchscreen |
| Calibration | Factory-calibrated with 7-year LED light source stability |
| Power | Integrated rechargeable Li-ion battery |
| Reagents | Pre-formulated, sealed, ready-to-use reagent vials (no on-site preparation required) |
| Dimensions | 194 × 194 × 115 mm (L × W × H) |