Powered by Made-in-China.com
Reliable Nitrite Measurement Device for Aquaculture Water Quality
US$419.58
1 Piece
Product profile
Customization
AvailableAfter-sales Service
Provide Timely and Accurate Online After-Sales SerWarranty
1 YearModel NO.
ERUN-SP4-E2Display
LCDAppliance
Medical Research, Biochemistry, Aquaculture DetectionPortable
PortableCertification
CE, ISO9001Type
Pharmaceutical Wastewater TesterParameter
NitriteWeight
500gPower Source
7.4VData Storage
YesTransport Package
CartonSpecification
9.230mm*88mm*52mmTrademark
ERUNOrigin
ChinaHS Code
90278099Key features
Customizable Electrode Methods: Supports fluorescence dissolved oxygen, polarographic dissolved oxygen, PH, ORP, and conductivity.
Extensive Parameter Customization: Users can customize parameters including heavy metals, inorganic salts, and 70+ other items.
Flexible Wavelength Selection: Auto-selects wavelength; allows customization of any wavelength within the 420nm-700nm range.
Large Data Storage Capacity: Stores up to 9999 records with 749 user-defined calibration curves and 250 factory curves.
Portable and Rechargeable Design: Weighs only 500g with a 7.4V 1500mAh lithium battery and Type-C charging port.
Advanced Data Management: Connects to PC software for saving, editing, and printing measurement records.
Factory Reset and Security: Features password protection and a key to restore factory settings after power shocks.
High-Precision Optical System: Uses imported high-performance LED light source and silicon photoelectric sensor.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 Year CertifiedNearest Port: Tianjin PortAverage Response Time: ≤4.21h
AI-Powered supplier vetting
SummaryThe supplier is a combined company engaged in the research, development, production, sales, technical consultation, service, and maintenance of environmental protection equipment, instruments, power-related equipment, petroleum equipment accessories, compressors, fire equipment, valves, pipes, cables, and auto parts. It reports ISO9001:2015 and ISO14001:2015 certifications, broad customization and ODM capabilities, and OEM service for well-known brands. Its operating infrastructure includes four subsidiaries, five branches, and two R&D and production bases. Manufacturing-related evidence includes valid contracts with associated subcontractors, inventory capability, written service and quality procedures, and records of corrective actions and complaint handling. However, the supplier has only one year of export experience, limited export sales participation, no overseas warehouse or showroom, and no available SDK. Customer-specific case evidence is not provided.
Supplier typeThe supplier is identified as a combined company with a broad industrial scope covering R&D, manufacturing, sales, technical consultation, technical services, and maintenance. It operates through four subsidiaries, five branches, and two R&D and production bases, indicating an established multi-entity industrial supplier structure.
CertificationsThe supplier reports holding ISO9001:2015 and ISO14001:2015 certificates, providing explicit evidence of quality-management and environmental-management system certification.
After-Sales capabilityThe stated business scope includes technical services, technical consultation, and maintenance. The supplier also reports written procedures and followed records for service-capability assessment, corrective and preventive actions, and customer complaint handling, supporting a structured after-sales process.
R&D capabilityThe supplier reports R&D activity in environmental equipment, instruments, and power-related products, states that it launched new products during the past year, and provides ODM services. Its two R&D and production bases and stated focus on technological innovation further support innovation capability, although no SDK is available.
Production capacityProduction is explicitly included across multiple equipment and component categories, supported by two R&D and production bases, valid manufacturing contracts with associated subcontractors, inventory capability, and documented service and corrective-action procedures. These records support production readiness and operational controls, though no quantitative capacity data is supplied.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM capability, indicating broad product-design and customization support.
Product Q&A
Q:Can the electrode methods be customized?
A:
Yes, the electrode method can be customized to include fluorescence dissolved oxygen, polarographic dissolved oxygen, PH, ORP, and conductivity.
Q:What is the maximum number of measurement records the device can store?
A:
The instrument can store up to 9999 measurement records, including parameter name, concentration, unit, and detection date/time.
Q:Is the wavelength fixed or customizable?
A:
The wavelength is automatically selected, but users can customize any wavelength within the 420nm to 700nm range.
Q:Does the device support custom calibration curves?
A:
Yes, in addition to 250 factory curves, users can add up to 749 of their own calibration curves.
Q:What are the power supply specifications?
A:
It is powered by a rechargeable 7.4V 1500mAh lithium battery with a Type-C charging port.
Send Inquiry
*To:
Xi 'an ERUN Environmental Protection Technology Group Co., LTD
Xi 'an ERUN Environmental Protection Technology Group Co., LTD*Content:
Supplier replies will be sent to your registered email
You may also like
Reliable Online Turbidity Measurement Device for Water Quality
US$93.40-261.45
1 Piece(MOQ)
Reliable Water Quality Testing Device for Aquaculture Alkalinity Levels
US$695.88
1 Piece(MOQ)
Reliable Aquaculture Nitrite Measurement Device for Fish Farms
US$695.88
1 Piece(MOQ)
Comprehensive UV Fluorescence Analyzer Device for Water Quality Assessment Tester
US$88.60-669.80
2 Pieces(MOQ)
Advanced Erun Sp9 Turbidity Measurement Device for Water Quality
US$1,298.00
1 Piece(MOQ)
Advanced Aquaculture Water Quality Testing Device for Professionals
US$409.19-709.19
1 Piece(MOQ)
Advanced Water Quality Testing Device for Outdoor Research
US$399.00-2,499.00
1 Piece(MOQ)
Online Turbidity Measurement Device for Water Treatment Solutions
US$93.40-261.45
1 Piece(MOQ)
Nobotech Professional pH and Dissolved Oxygen Quality Water Testing Device
US$1,500.00-1,800.00
1 Set(MOQ)
Advanced ORP Monitoring Device for Aquaculture and Mariculture
US$149.00-165.08
1 Piece(MOQ)
Nobotech Efficient Turbidity Quality Water Testing Device with Online Monitoring
US$1,500.00-1,800.00
1 Set(MOQ)
Reliable Dielectric Strength Testing Device for Oil Analysis
US$990.00-1,990.00
1 Set(MOQ)
Residual Chlorine Detector Is an Online Water Quality Monitoring Device
US$279.56-489.24
1 Set(MOQ)
Smart Tuya WiFi Water Quality Detector with Data Logger pH Meter Device
US$47.30-49.60
5 Pieces(MOQ)
Online Monitoring Device for Dissolved Gases and Micro-Water in Transformer Oil
Negotiable
1 Piece(MOQ)
Trustworthy Quality: High-Grade Industrial Online Silicate Measurement Devices
US$1,999.00-5,999.00
1 Piece(MOQ)
Portable Water Quality Monitoring Device with pH/TDS/Temp Sensor Probe
US$9.50
100 Pieces(MOQ)
Portable Field Water Quality Recorder River Lake Surface Water Multi Parameter Monitoring Device
US$155.00-451.00
1 Piece(MOQ)



















