Chlorophyll a and Algae Analyzer
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| Origin | USA |
|---|---|
| Model | FluoroQuik |
| Excitation Wavelength (Chl a) | 440 nm |
| Emission Wavelength (Chl a) | 670 nm |
| Excitation Wavelength (PC) | 600 nm |
| Emission Wavelength (PC) | 650 nm |
| Sample Volume | 0.5 mL (standard microcentrifuge tube) |
| Live Chl a Range | 0.25–200 ppb |
| Extracted Chl a Range | 0.25–2,500 ppb |
| Live Phycocyanin (PC) Range | 10–1,000 ppb |
| Extracted PC Range | 10–100,000 ppb |
| Detection Output | ppb or Relative Fluorescence Units (RFU) |
| Data Storage | 2 × 400 measurements (per channel) |
| Power Supply | 4 × AA alkaline batteries or 5 V DC / 2 A adapter |
| Dimensions | 5 × 9 × 3.5 cm |
| Weight | 280 g |
| Warm-up Time | < 10 s |
| Interface | LCD touchscreen with bilingual (English/Chinese) firmware |
| Data Transfer | USB port |
| Brand | AQUAREAD |
|---|---|
| Origin | United Kingdom |
| Model | AP |
| Detection Principle | In-situ Fluorescence Excitation/Emission (685 nm excitation, 730 nm emission) |
| Chlorophyll a Range | 0–500 µg/L |
| Resolution | 0.1 µg/L |
| Accuracy | ±2% of reading |
| Turbidity Range | 0–3000 NTU (dual-range auto-scaling) |
| Dissolved Oxygen | 0–50.00 mg/L |
| Algal Pigment Channels | Chlorophyll a, Phycocyanin, Phycoerythrin |
| Fluorescent Tracer Detection | Rhodamine WT, Oil-in-Water (254 nm UV LED excitation) |
| Data Storage | 1900 samples |
| GPS | Built-in 12-channel, ±10 m accuracy |
| Display | Backlit 80-character LCD |
| Dimensions (W×H×D) | 90 × 180 × 39 mm |
| Weight (with batteries) | 450 g |
| Power | 5×AA alkaline or Ni-MH rechargeable |
| Battery Life | >20 h (alkaline), >40 h (Ni-MH) |
| Operating Temperature | −20 to +70 °C |
| Enclosure Rating | IP67 |
| Interface | USB |
| Barometric Pressure Sensor | 150–1150 mbar (±1 mbar) |
| Brand | AQUAREAD |
|---|---|
| Origin | United Kingdom |
| Model | AP-CPHYLL |
| Portability | Handheld Submersible Design |
| Measurement Principle | In-situ Pulse-Amplitude Modulated (PAM) Fluorescence |
| Chlorophyll-a Range | 0–500 µg/L |
| Resolution | 0.1 µg/L |
| Repeatability | ±2% of reading |
| Sensor Housing Diameter | 24 mm |
| Sensor Housing Length | 250 mm |
| Aquameter Display | Backlit 80-character LCD |
| Aquameter Memory | 1900 data points |
| GPS | Built-in 12-channel, ±10 m accuracy |
| Barometric Pressure Sensor | 150–1150 mbar (±1 mbar) |
| Operating Temperature | −20 to +70 °C |
| Enclosure Rating | IP67 |
| Power | 5×AA alkaline or Ni-MH rechargeable batteries |
| Weight (with batteries) | 450 g |
| Dimensions (W×H×D) | 90×180×39 mm |
| Brand | AQUAREAD |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | AP-LITE |
| Application | Field-deployable chlorophyll a quantification in freshwater and marine environments |
| Sensor Compatibility | Interchangeable optical modules (turbidity, phycocyanin, phycoerythrin, rhodamine WT, hydrocarbon fluorescence) |
| Readout Unit | Aquameter Data Logger |
| Chlorophyll a Range | 0–500 µg/L |
| Resolution | 0.1 µg/L |
| Repeatability | ±2% of reading |
| Sensor Housing Diameter | 24 mm |
| Sensor Housing Length | 250 mm |
| Aquameter Dimensions (W×H×D) | 90 × 180 × 39 mm |
| Aquameter Weight (with batteries) | 450 g |
| Display | Backlit 80-character LCD |
| Memory Capacity | 1900 data points |
| GPS | Integrated 12-channel receiver, positional accuracy ±10 m |
| Barometric Pressure Range | 150–1150 mbar, accuracy ±1 mbar |
| Power Supply | 5 × AA alkaline or Ni-MH rechargeable batteries |
| Operating Temperature | −20 to +70 °C |
| Ingress Protection | IP67 |
| Brand | BBE Moldaenke |
|---|---|
| Origin | Germany |
| Manufacturer | BBE Moldaenke GmbH |
| Type | Imported Instrument |
| Model | Algae Torch Online |
| Application | Real-time in-situ chlorophyll a and phycocyanin quantification in natural and engineered water systems |
| Brand | BBE / bbe Moldaenke |
|---|---|
| Origin | Germany |
| Manufacturer | Yes |
| Import Status | Imported |
| Model | Algae Torch |
| Measurement Parameters | Total Chlorophyll a (0–500 µg/L), Cyanobacterial Density, Turbidity (0–200 NTU), GPS Coordinates |
| Detection Time | <20 s |
| Resolution | 0.1 µg/L (Chl-a) |
| LOD | 0.15 µg/L |
| Excitation Wavelengths | 470 nm, 526 nm, 610 nm |
| Weight | 1.3 kg |
| Dimensions (H × Ø) | 500 mm × 60 mm × 68 mm |
| Power Supply | Internal Rechargeable Battery (AC Adapter: 110/240 V, 50/60 Hz) |
| Operating Temperature | 0–35 °C |
| Storage Temperature | 0–50 °C |
| IP Rating | IP68 |
| Depth Rating | 10 m (standard), 100 m (optional version) |
| Data Storage | 2000 measurements |
| Interface | USB |
| Software | bbe++ for Windows |
| Accessories | 10-m rope, telescopic pole, nylon backpack, underwater data cable extensions (10–30 m), sensor performance kits |
| Brand | BBE Moldaenke |
|---|---|
| Model | AlgaeTorch |
| Measurement Principle | In-situ algal pigment fluorescence detection (excitation at 470 nm, 525 nm, 610 nm) |
| Parameters | Total chlorophyll a / total algal density / cyanobacteria concentration |
| Range | 0–500 µg Chl-a/L |
| Response time | <20 s |
| Resolution | 0.1 ng Chl-a/L |
| Accuracy | ±0.015 ng Chl-a/L (total algae) |
| LOD | 0.1 µg Chl-a/L (single-species cyanobacteria) |
| Turbidity compensation | 0–200 FTU |
| Operating temperature | 0–35 °C |
| Depth rating | AlgaeTorch 10 (10 m), AlgaeTorch 100 (100 m) |
| Protection class | IP68 |
| Dimensions | 500 × 60 mm (H × Ø) |
| Weight | 1.3 kg |
| Power supply | 12 V DC (internal rechargeable battery) |
| Data interface | USB |
| Memory capacity | 2000 measurements |
| Software | bbe++ for Windows |
| Optional accessories | telescopic pole, shoulder strap, 10 m tether cable, probe performance kit |
| GPS module | integrated |
| Data output formats | ASCII, Excel (.xlsx), plain text |
| Brand | BBE / bbe Moldaenke |
|---|---|
| Origin | Germany |
| Manufacturer | Yes |
| Import Status | Imported |
| Model | AOA |
| Application | Real-time online chlorophyll a and phytoplankton group quantification |
| Brand | BBE Moldaenke |
|---|---|
| Origin | Germany |
| Manufacturer | BBE Moldaenke GmbH |
| Type | Imported |
| Model | TS |
| Application | Field-deployable chlorophyll a and algal class quantification |
| Measurement Principle | Multi-wavelength excitation fluorescence spectroscopy |
| Detection Depth | Up to 1000 m (optional) |
| Key Parameters | Total chlorophyll a (0–500 µg/L, resolution 0.01 µg/L, LOD 0.05 µg/L), yellow substance (CDOM), green algae, cyanobacteria, diatoms/dinoflagellates, cryptophytes, depth (0–100/200/1000 m), temperature (−2 to 40 °C), transmittance (0–100%), pressure sensor integrated |
| Power | 12 V DC, internal rechargeable battery |
| Housing | Reinforced carbon fiber / V4A stainless steel (6.4 kg standard, 7.2 kg with housing, 5.1 kg titanium option) |
| Dimensions | 450 mm × 140 mm (H × Φ) |
| Memory | 2 GB (≥1000 datasets) |
| Interface | RS485 |
| Maintenance Interval | ≥7 days |
| Optional Accessories | Desktop mount, temperature probe, wiper unit, protective housing, cable reel, auto-start plug, Bluetooth handheld interface, transport case, cables (3/10/20/30/50/100 m) |
| Brand | BBE Moldaenke |
|---|---|
| Origin | Germany |
| Manufacturer | Yes |
| Import Status | Imported |
| Model | BG00430000 |
| Measurement Parameters | Total chlorophyll a / total algal density |
| Measurement Range | 0–500 µg chl-a/L |
| Resolution | 0.01 µg chl-a/L |
| Detection Limit | 0.05 µg chl-a/L |
| Light Transmission Range | 0–100% |
| Excitation Wavelengths | 370, 470, 525, 570, 590, 610 nm |
| Measurement Time | ≤3 min per sample |
| Sample Volume | 25 mL |
| Operating Temperature | 0–35 °C |
| Storage Temperature | 0–50 °C |
| Dimensions (H×W×D) | 185 × 330 × 350 mm |
| Weight | 7.5 kg |
| Power Supply | 110/240 V AC, 50/60 Hz or 12 V DC |
| Power Consumption | 10 W |
| Protection Rating | IP54 |
| Data Interface | RS232 |
| Software | bbe++ (Windows-based database software) |
| Optional Accessories | Photosynthetic activity module |
| Brand | BBE Moldaenke |
|---|---|
| Origin | Germany |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Origin Category | Imported |
| Model | BenthoTorch 10 |
| Detection Principle | In-situ chlorophyll-a fluorescence excitation & spectral signature analysis (405 nm LED excitation, 600–800 nm emission detection) |
| Measurement Time | <20 s per measurement |
| Power Supply | Rechargeable Li-ion battery (up to 8 h continuous operation) |
| Weight | 320 g |
| GPS Module | Integrated high-accuracy GNSS receiver (supports WGS84 coordinates, ±2 m CEP) |
| Data Output | CSV, KML, TXT |
| Calibration | Automatic substrate compensation algorithm (patented optical baseline correction) |
| Brand | FPI (Fortune Photonics Instrumentation) |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer | Yes |
| Country of Origin | China |
| Model | BFA-3000 |
| Application Mode | Portable & Online Dual-Mode |
| Depth Rating | Up to 200 m submersible |
| Measurement Principle | In vivo chlorophyll a fluorescence excitation with multi-wavelength LED array |
| Compliance | Designed for field-deployable water quality monitoring per ISO 10260, ASTM D3731, and EPA Method 445.0 (Chlorophyll a by in vivo fluorescence) |
| Data Output | Real-time spectral fluorescence response, taxonomic group quantification (e.g., Cyanobacteria, Diatoms, Green Algae, Cryptophytes), Chl-a concentration (µg/L), and vertical profile logging |
| Brand | EXPEC |
|---|---|
| Model | CHL-300 |
| Measurement Principle | In-situ Fluorescence Detection |
| Output Interface | RS-485 with Modbus RTU Protocol |
| Cleaning Mechanism | Integrated Motorized Brush |
| Power Management | Low-Power Embedded Architecture |
| Environmental Rating | IP68 Submersible Housing |
| Deployment Mode | Continuous Online Monitoring |
| Sample Type | Natural Freshwater, Estuarine, and Marine Waters |
| Compliance | Designed for ASTM D7912-17 (Standard Test Method for Chlorophyll a in Water by Fluorometric Determination) and ISO 10260:2021 (Water Quality — Determination of Chlorophyll a — Fluorometric Method) |
| Brand | -- |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Authorized Distributor |
| Country of Manufacture | China |
| Model | CHL-5Z |
| Price | Upon Request |
| Measurement Range | 0.0–200 µg/L (fluorescence-intensity calibrated) |
| Resolution | 0.1 µg/L |
| Display | 3.5-digit LCD |
| Excitation Wavelength | 400–470 nm |
| Emission Wavelength | 600–700 nm |
| Repeatability | ±2% (under controlled conditions) |
| Operating Temperature | 5–35 °C (non-freezing, shielded from direct sunlight) |
| Protection Rating | IP63-equivalent |
| Power Supply | DC 4.5 V (3 × AAA/LR03 batteries) |
| Auto Power-Off | After 30 minutes of inactivity |
| Dimensions | 75 mm (W) × 38 mm (H) × 180 mm (D) |
| Weight | ~300 g |
| Standard Accessories | Instrument body, alkaline batteries, instruction manual, warranty card, carrying case |
| Brand | Environ Lab |
|---|---|
| Origin | USA |
| Model | ChloroTech 121 |
| Detection Principle | UV-Induced Fluorescence |
| Measurement Modes | Dual-Channel (Live Chlorophyll a + Turbidity) |
| Weight | <500 g |
| Power Supply | 4 × AAA batteries (≥1000 measurements per set) |
| Ingress Protection | IP67 |
| Calibration | Integrated on-board calibration module |
| Consumables | Disposable cuvettes (13 mm pathlength, polystyrene) |
| Compliance | ASTM D3921–22 (Standard Practice for Determination of Chlorophyll a in Water by Fluorometric Method), ISO 10260:2021 (Water Quality — Determination of Chlorophyll a — Fluorometric Method) |
| Brand | DoctorWater |
|---|---|
| Origin | Hunan, China |
| Model | W600 |
| Detection Principle | Chlorophyll Fluorescence Method |
| Chlorophyll-a Range | 0.01–500 µg/L |
| Detection Limit | 0.01 µg/L |
| Cyanobacteria Range | 0–40 × 10⁶ cells/L |
| Resolution | 1 × 10⁴ cells/L (cyanobacteria), 0.01 µg/L (chlorophyll-a) |
| Accuracy | ±5% |
| Display | 8-inch IPS capacitive touchscreen (1024 × 768) |
| Operating System | Android-based embedded OS |
| Power | Rechargeable Li-ion battery + AC adapter |
| Data Storage | ≥10 million records |
| Connectivity | USB, Wi-Fi, Bluetooth, 4G |
| Compliance | Designed for field-deployable water quality monitoring per ISO 10260, ASTM D3921, and EPA Method 445.0 (fluorometric chlorophyll-a) |
| Brand | Dr-Water |
|---|---|
| Origin | Hunan, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | Dr-W690 |
| Detection Principle | Chlorophyll Fluorescence Method |
| Chlorophyll a Range | 0.01–500 µg/L |
| Cyanobacteria Range | 0–50 × 10⁶ cells/L |
| Detection Limit | 0.01 µg/L (Chl-a) / 1 × 10⁴ cells/L (Cyanobacteria) |
| Accuracy | ±5% FS |
| Resolution | 0.01 µg/L (Chl-a), 1 × 10⁴ cells/L (Cyanobacteria) |
| Measurement Time | 20 s |
| Display | 8-inch HD color TFT capacitive touchscreen |
| Sample Cell | Dedicated 10-mm square quartz cuvette |
| Data Storage | 1,000,000 records with timestamp, ID, and operator tag |
| Connectivity | USB 2.0 interface |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Operating Environment | 5–40 °C, RH <85% non-condensing |
| Housing Material | Flame-retardant ABS with IP54-rated enclosure |
| Brand | Environ Lab |
|---|---|
| Origin | USA |
| Model | ChloroTech121A |
| Detection Principle | Dual-Channel UV-Induced Fluorescence |
| Weight | <500 g |
| Protection Rating | IP67 |
| Power Supply | 4 × AAA batteries (≥1000 measurements per set) |
| Calibration | Integrated reference module |
| Sample Format | Disposable cuvettes |
| Measurement Modes | Live chlorophyll a, Extracted chlorophyll a, Turbidity (any two simultaneously) |
| Compliance | Designed for field-deployable environmental monitoring per EPA Method 445.0 and ISO 10260:2021 |
| Brand | EURO TECH |
|---|---|
| Origin | Shanghai, China |
| Model | ET1302 |
| Measurement Principle | Pulsed Amplitude Modulated (PAM) Chlorophyll-a Fluorescence |
| Detection Target | Phytoplankton in 10–50 µm and <10 µm size fractions |
| Sample Volume | 4 mL |
| Response Time | ≤60 s per measurement |
| Optical Path | 10 mm × 10 mm quad-cell cuvette |
| Instrument Weight | 0.68 kg |
| Dimensions | 200 mm × 105 mm × 35 mm |
| Enclosure Material | Polycarbonate (IPX4 splash-resistant) |
| Operating Temperature | 5–40 °C |
| Power Supply | 4 × AA alkaline batteries |
| Data Storage | 500 measurement records |
| Connectivity | Bluetooth 4.2 |
| Compliance Reference | IMO Ballast Water Management Convention (BWMC) Regulation D-2, MEPC.127(53), MEPC.252(67) |
| Brand | SDL |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Domestic |
| Model | MODEL 9001 |
| Application | Real-time in-situ chlorophyll a monitoring in surface water bodies |
| Brand | Tianhe (Shandong Tianhe Instrument Co., Ltd.) |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | TH-SS15S |
| Detection Principle | Chlorophyll-a Fluorescence Method |
| Measurement Range | 0–400 µg/L |
| Resolution | 0.01 µg/L |
| Accuracy (Linearity) | R² > 0.999 |
| Temperature Compensation | Automatic |
| Self-Cleaning Function | Integrated Brush-Based Cleaner with Configurable Interval & Cycles |
| Power Consumption | 0.7 W (Operating), 0.4 W (Standby) |
| Supply Voltage | DC 12–24 V |
| Output Interface | RS-485 (Modbus RTU Protocol) |
| Storage Temperature | –5 to 65 °C |
| Operating Environment | 0 to 50 °C, < 0.2 MPa |
| Installation | Submersible, 3/4″ NPT Thread |
| Cable Length | 5 m |
| Protection Rating | IP68 |
| Housing Material | 316L Stainless Steel |
| Calibration Method | Two-Point (Zero & Span) via PC Software or Modbus Commands |
| Brand | Water Doctor |
|---|---|
| Origin | Hunan, China |
| Model | Dr-W660 |
| Measurement Principle | In-situ Fluorescence Detection |
| Chlorophyll-a Range | 0.01–500 µg/L |
| Phycocyanin (Cyanobacteria) Range | 0–40 × 10⁶ cells/L |
| Detection Limit | 0.01 µg/L (Chl-a), 1 × 10⁴ cells/L (Cyanobacteria) |
| Resolution | 0.01 µg/L (Chl-a), 10⁴ cells/L (Cyanobacteria) |
| Accuracy | ±5% FS |
| Display | 5-inch HD color capacitive touchscreen |
| Power | Rechargeable Li-ion battery (≥30-day standby), AC adapter support |
| Data Storage | 1,000,000 records |
| Interface | USB 2.0 |
| Printer | Integrated thermal printer |
| Sample Cell | 10 mm square quartz cuvette |
| Housing Material | Corrosion-resistant ABS |
| Operating Temp | 5–40 °C |
| Relative Humidity | <85% RH (non-condensing) |
| Compliance | Designed for field-deployable compliance with ISO 10260 (water quality — determination of chlorophyll-a by fluorescence), ASTM D7212-19 (standard test method for chlorophyll-a in water by fluorometric measurement) |
| Brand | Youyunpu |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Direct Manufacturer |
| Model | YP-SY |
| Measurement Range | 0–500 µg/L |
| Resolution | 0.01 µg/L |
| Accuracy | ±5% of Rhodamine WT signal equivalent at 1 ppb |
| Linearity | R² > 0.999 |
| Sensor Material | SUS316L stainless steel |
| Host Material | ABS+PC blend |
| Host IP Rating | IP67 |
| Sensor IP Rating | IP68 |
| Operating Temperature | 0–50 °C (non-freezing) |
| Storage Temperature | −15–60 °C |
| Sensor Dimensions | Ø24 mm × 207 mm |
| Sensor Weight | <0.25 kg |
| Host Dimensions | 203 × 100 × 43 mm |
| Host Weight | 0.5 kg |
| Standard Cable Length | 3 m (extendable) |
| Display | 3.5-inch color LCD with adjustable backlight |
| Data Storage | 8 GB internal flash memory |
| Power | Rechargeable Li-ion battery, USB-C charging |
| Connectivity | Automatic sensor recognition and interface adaptation |
| Calibration & Configuration | On-device sensor parameter setup and two-point calibration support |
| Brand | ZWINSoft |
|---|---|
| Origin | Tianjin, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Country of Origin | China |
| Model | ZWIN-CHL1006 |
| Application | Online Chlorophyll-a Monitoring |
| Measurement Principle | Chlorophyll Fluorescence Detection |
| Chlorophyll-a Range | 0–500 µg/L |
| Limit of Detection (LOD) | 0.01 µg/L |
| Accuracy | <5% FS |
| Resolution | 0.01 µg/L |
| Response Time | <15 s |
| Operating Temperature | 0–50 °C |
| Dimensions (Ø × L) | 34 × 225 mm |
| Housing Materials | POM + Titanium Alloy + 316L Stainless Steel |
| Ingress Protection | IP68 (1 bar) |
| Power Supply | 12–24 VDC |
| Output Interface | RS485 with Modbus RTU Protocol |
| Self-Cleaning Function | Yes |
| Light Source | High-Brightness LED |