High Temperature Resistant 135℃ Analog PH Electrode For Pure Water >5μS/Cm

This robust PH sensor ASP121E boasts a broad measuring range of 0 to 14 pH, making it highly versatile. It features a low-impedance cylindrical glass membrane for rapid and stable readings. The sophisticated Ag/AgCl reference system, with a double salt bridge and KCl gel, effectively and extends the sensor's lifespan, even where traditional single-junction electrodes might fail.

Engineered for Durability and Precision
The electrode is constructed from durable glass with a unique dot-shaped ceramic frit, offering superior resistance to chemical attack.

Operating Pressure & Temperature:

Standard Environments: Operates continuously from 0°C to 80°C with pressures up to 6 bar. For high-temperature applications, it can withstand up to 100°C for less than 60 minutes with pressures up to 3 bar.

Customizable High-Temp Version: Available for continuous use up to 100°C or short-term exposure up to 135°C (under 60 minutes). This model has been rigorously tested to endure more than 40 high-temperature cycles in a clean water environment.

Key Technical Specifications:

Slope Percentage: Greater than 95% for exceptional accuracy and sensitivity.

Zero Point (E0): ±0.25 pH.

Temperature Compensation: Highly customizable with options for PT100, PT1000, or NTC10K sensors to ensure precise pH readings across

varying temperatures.

Sample Flow Rate: Optimized for flow rates between 0.001 m/s and 0.5 m/s.

Dimensions: Standard dimensions are 12mm in diameter and 120mm in length, with customizable options available.

Installation: Features a standard PG13.5 mounting thread for simple integration into existing systems.

Leads: Integral or split leads provide flexible installation options to suit your needs.

This electrode is particularly well-suited for pure water >5μS/cm applications ,it is the definitive choice for reliable and accurate pH measurement.

• Large capacity reference for extended service life
• Optional cleaning connector for underwater maintenance
• Available with PTFE protective cover and self-cleaning interface
• Self-cleaning function enhances stability, accuracy, and reliability while reducing maintenance costs
• Suit for Pure Water >5μS/Cm

The ASP121E glass pH sensor offers ultimate flexibility with custom mounting accessories for pure water environment:

• Sidewall Mounting: Ideal for large tanks and vessels
• Top Flange Mounting: Perfect for sealed reactors
• Pipe/Flow Cell Mounting: For in-line measurements
• Submersible Mounting: For open tanks and channels
• Manual Retractable Holder: Enables maintenance without process shutdown

The optional PTFE (Teflon) sheath. Featuring 3/4" NPT threads for easy attachment to mounting accessories, it ensures seamless integration across various applications.

Suzhou Delfino Environmental Technology Co., Ltd. is a professional manufacturer of water analysis instruments and sensors, integrating development and production together. Our main products include online, portable water quality analysis instruments. Since its establishment, we have focused on the development and production of water quality analysis instruments.

The monitoring parameters of water quality analyzer instruments mainly include: pH, ORP, dissolved oxygen, conductivity/TDS/salinity, turbidity, SS, Chlorophyll, Blue-green algae, COD, NH4-N, NO3, free chlorine, peracetic acid and so on.

As the rapid growth of the global economy leads to increased consumption and urbanization, solid waste generation has increased significantly, directly affecting the water and wastewater treatment industry. Daruifuno aims to provide solutions to various industries and fields and create a cleaner and healthier drinking water environment for the earth.

Our products mianly application for follows industry：Municipal sewage water treatment plant, industrial wastewater treatment plant, Chemical, Petroleum, Papermaking, Food and drinking, Medicine, Electroplating, PCB plant, fish farm,Lake/river/ocean/groundwater/surface and so on.

Our company was established in 2015, but our predecessor has been committed to the water quality testing industry for more than 10 years. At present, we have our own R&D center with many senior engineers with more than 10 years of experience in the research and development of water quality analyzers and water quality sensors, and are equipped with strict front-line production workers, professional quality inspection personnel and testing equipment to check every process.

As a high-tech enterprise in China, our production is strictly in accordance with ISO9001 from raw material sources to finished equipment. After years of efforts, the company has obtained more than 20 patent certificates, high-tech enterprise certificates, CE, SGS, etc. He has accumulated rich practical experience in the field of water quality testing and has unique insights in the field of water quality testing.

Our company takes "reasonable prices, efficient production time, and good after-sales service" as its purpose and adheres to the business philosophy of "based on quality and creating value for customers". At present, the company is actively exploring the international market and actively promoting its own brands and products. It has been exported to Asia, Southeast Asia, Europe, Africa, and South America, with customers in more than 50 countries and regions around the world. And hope to develop together with customers for mutual benefit with high-quality products and sincere services.