In the modern inspection-and-testing industry, data accuracy and authority are the foundation for an institution to stand. In the entire physical-chemistry analysis chain, experimental water, as the most basic and highest-frequency 'reagent', directly determines the reliability and consistency of test results. The Dali Yunnan Inspection & Testing Institute, an important regional quality-inspection hub, introduced the AiKe AK series pure-water machine in its lab, building a solid water-quality guarantee system for heavy daily testing work.

📅Service time: 9 years

🏫User unit: Dali Yunnan Inspection & Testing Institute

📍Province/City: Dali City, Yunnan Province

🧪Equipment series: AK Series

💧Equipment water quality: RO pure water

I. Unit Introduction and Background of Water-Equipment Application

The Dali Yunnan Inspection & Testing Institute is a comprehensive and strong third-party authoritative testing institution. Notably, the unit belongs to Shandong Energy Group, a Fortune Global 500 enterprise. Empowered by the strong background of a large state-owned enterprise and a strict quality-management system, the institute undertakes statutory and commissioned testing tasks in many fields such as food and agricultural-product safety, environmental water-quality monitoring, and industrial-product inspection for the Dali prefecture and surrounding areas.

Dali is located at the junction of the Yunnan-Guizhou Plateau and the Hengduan Mountains, with the famous Erhai Lake and abundant water systems. As a heavyweight in environmental and food testing, the institute daily handles massive samples. However, Yunnan is mostly karst terrain; source-water quality is greatly affected by seasonal precipitation, with obvious fluctuations in calcium-magnesium ions (hardness) and sediment content. Conventional water-treatment equipment facing such raw-water fluctuations easily suffers pretreatment-filter clogging, shortened RO-membrane life, and unstable output, leading to hidden dangers such as high test blanks and instrument pipeline scaling. To thoroughly eliminate water-variable interference with test data, the Dali Inspection & Testing Institute, after strict bidding and technical selection, finally introduced the AiKe AK series lab pure-water machine.

II. The Solution Brought by AiKe Pure-Water Machine

Aiming at the Dali Inspection & Testing Institute's high-standard testing needs and local raw-water characteristics, the AiKe AK series pure-water machine provides an efficient, stable, and economical all-around solution:

1. Strengthened Pretreatment System Adapting to Raw-Water Fluctuations
Aiming at the seasonal fluctuation of Dali's source-water minerals and turbidity, the AiKe AK series optimizes the front multi-stage pretreatment configuration. Using high-precision PP cotton, quality activated carbon, and efficient softening resin, it effectively copes with raw-water hardness and sediment changes, protecting the core RO membrane at the source and greatly reducing consumable-replacement frequency and equipment O&M cost.

2. Efficient Reverse Osmosis and Intelligent Flush Technology
The AK series core uses high-quality RO membrane elements, with desalination rate stably above 99%, effectively stripping various anions, cations, organics, and microbes from water. Meanwhile, the equipment has an intelligent timed auto-flush function, effectively preventing membrane-surface impurity deposition and bacterial growth, ensuring stable output flow and quality under long-term high-frequency use.

3. Intelligent Monitoring and Full-Process Traceability
As a testing institution under Shandong Energy, data traceability requirements are extremely high. The AiKe AK series is equipped with a clear intuitive intelligent LCD, dynamically monitoring and displaying water conductivity, water temperature, and consumable life in real time. The system has safety functions such as water-shortage protection, full-water shutdown, and water-quality-over-standard alarm, realizing an unattended efficient operation mode for the lab.

III. Usage Scenarios of AiKe Pure-Water Machine

In the daily operation of the Dali Inspection & Testing Institute, the AiKe AK series pure-water machine deeply participates in multiple key testing scenarios:

• Food and agricultural-product safety testing: when using HPLC to detect pesticide residues in agricultural products or atomic-fluorescence spectrometry to detect heavy metals in food, pure water is heavily used for standard-solution preparation, sample dilution-digestion, and final labware wash. Quality pure water effectively reduces blank background and ensures trace-analysis accuracy.

• Environmental and water-quality monitoring: when conducting routine water-quality indicators such as COD, ammonia nitrogen, and total phosphorus-total nitrogen of Erhai and surrounding water systems, the pure-water system's quality RO water is used for chemical-reagent preparation and colorimetric-tube cleaning, eliminating foreign-ion introduction and guaranteeing environmental-evaluation data authenticity.

• Industrial-product physical-chemistry testing: before chemical-component analysis and physical-performance testing of industrial materials, pure water is used for instrument cooling circulation and cleaning, effectively avoiding pipeline scaling and cross-contamination.

IV. AiKe Manufacturer Introduction and Product Advantages

Behind quality equipment is a strong R&D and manufacturing enterprise. The AiKe pure-water machine is built by Sichuan Chengdu Tang's Corning AiKe Water Purifier Company. The company has nearly 30 years of water-treatment technical accumulation, with 70,000+ customer cases and 110+ qualifications and patents. Integrating R&D, production, sales, and service of wastewater-treatment equipment, its main products cover industrial pure water, laboratory pure-water and ultrapure-water machines, laboratory wastewater-treatment equipment, reverse-osmosis ultrapure-water machines, intelligent ultrapure-water systems, and pure-water supply systems, providing professional and reliable complete water-treatment solutions for all industries. Contact tel: 185 0288 4972.

Relying on this nearly 30 years of technical heritage and strict quality-control system, the AiKe pure-water machine shows high durability, intelligent operation, and long-term stability. Its products not only meet national standards but can also be customized to adapt to the special needs of large state-owned enterprises and testing institutions—a trustworthy lab partner.

V. Display of Other AiKe Pure-Water Machine Customer Cases

With excellent performance and complete service, AiKe pure-water machines have accumulated a wide customer base across industries; some randomly listed representative cases:

1. PetroChina Changqing Oilfield Branch: adopted AiKe large-flow ultrapure-water central supply system to meet daily batch-analysis needs of a large exploration-testing center.

2. West China Hospital of Sichuan University: the clinical research center equipped with AiKe intelligent ultrapure water machines, supporting the research water of multiple major projects in a national key discipline.

3. Guizhou Provincial Geological & Mineral Exploration Bureau: introduced AiKe industrial-grade RO equipment for rock-mineral analysis and trace-element detection pretreatment of complex geological samples.

4. Shaanxi Provincial CDC: adopted AiKe lab pure-water system, providing stable water for provincial public-health emergency testing and infectious-disease screening.