Empowering Scientific Discovery

Beijing Waterland Technology Co., Ltd.

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BrandTurner Designs
OriginUSA
ModelC7 CDOM
Instrument TypeOnline Water Quality Analyzer
Measured ParameterColored Dissolved Organic Matter (CDOM)
Detection PrincipleUV-Excited Fluorescence
Excitation Wavelength~370 nm (broadband UV)
Emission DetectionBlue-region fluorescence (~450 nm)
Output SignalAnalog (4–20 mA) and/or Digital (RS-485/Modbus)
Operating Temperature0–40 °C
Pressure Rating0–10 bar
Cable LengthStandard 10 m (customizable)
Material316 Stainless Steel Housing, Sapphire Optical Window
ComplianceIP68, CE, RoHS
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BrandTurner Designs
OriginUSA
ModelCyclops-7
Instrument TypeOnline Water Quality Analyzer
Measured ParametersTurbidity, Chlorophyll-a, Rhodamine WT, Fluorescein, Phycocyanin, Phycoerythrin, Total Cyanobacteria, Hydrocarbon (Oil-in-Water)
Detection LimitsChlorophyll-a: 0.03 µg/L
Rhodamine WT/Fluorescein0.04 ppb
Cyanobacteria150 cells/mL
Oil-in-Water0.1 ppm
Measurement Ranges (selectable sensitivity)Chlorophyll-a: 0–5 / 0–50 / 0–500 µg/L
Rhodamine WT/Fluorescein0–10 / 0–100 / 0–1000 µg/L
Cyanobacteria0–20,000 / 0–200,000 / 0–2,000,000 cells/mL
Oil-in-Water0–1000 ppm
LinearityR² ≥ 0.99
Output Signal0–5 VDC
Operating Voltage3–15 VDC
Power Consumption<300 mW
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BrandEureka
OriginUSA
Manufacturer TypeAuthorized Distributor
Origin CategoryImported
ModelManta+
Instrument TypePortable/Handheld Water Quality Analyzer
Measurable ParametersTemperature, pH, Dissolved Oxygen (DO), Electrical Conductivity, Turbidity, Oil-in-Water, Chlorophyll-a, Phycocyanin (Cyanobacteria)
IP RatingIP67
Host Diameter Options50 mm (Manta+20), 64 mm (Manta+25), 76 mm (Manta+30), 89 mm (Manta+35), 100 mm (Manta+40)
Maximum Simultaneous Parameters5 to 14
Data LoggingInternal memory + optional battery pack for autonomous deployment
Communication InterfacesSDI-12, GPRS-enabled telemetry modules available
Sensor ArchitectureSmart, plug-and-play, field-replaceable digital sensors with embedded calibration and identification EEPROMs
ComplianceAdheres to Standard Methods for the Examination of Water and Wastewater, 20th Edition (APHA/AWWA/WEF)
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BrandEureka
OriginUSA
ModelEP20
Instrument TypePortable/Handheld Water Quality Analyzer
Measured ParametersTemperature, pH, ORP, Conductivity, Dissolved Oxygen (DO)
Sensor TechnologyThermistor (Temp), Glass Composite Electrode (pH), Platinum Electrode (ORP), Fluorescence-based Optical Sensor (DO), Graphite Electrode (Conductivity)
Depth Range0–10 m
Max Operating Depth200 m
CommunicationBluetooth 5.0, RS-485, USB, SDI-12
Data Storage>1,000,000 records
Sampling Rate1 Hz
Operating Temperature−5 °C to 50 °C
DimensionsØ4.95 cm × 48 cm
Weight0.8 kg
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BrandTurner Designs
OriginUSA
ModelC6p
Instrument TypeOnline Water Quality Analyzer
Detection ParametersChlorophyll-a, Phycocyanin (Cyanobacteria), Oil-in-Water (Crude & Refined), Turbidity, Rhodamine WT, Fluorescein
Housing MaterialPolyoxymethylene (POM)
Max Operating Depth600 m
Temperature Range–2 to 50 °C
Power Supply8–30 VDC
Power Consumption≤5 W
Data Storage Capacity>480,000 records
Minimum Sampling Interval1 s
OutputASCII via RS-232
Ingress ProtectionIP68
Dimensions685.75 mm (L) × 346 mm (Ø)
Weight (air)2.54 kg
Built-in Temperature SensorYes
Optional Depth SensorYes
Anti-fouling SystemCopper anti-fouling band + motorized mechanical cleaning brush
Calibration Standards AvailableYes (for all standard fluorophores and turbidity)
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