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Daan case-indoor environment sampling

Abstract: According to the indoor environmental quality standards, evaluate the indoor environmental quality; provide scientific basis for indoor environmental scientific research. ...

The purpose of indoor environmental testing is to reflect the current status and development trend of indoor environmental quality in a timely, accurate and comprehensive manner, and to provide a scientific basis for indoor environmental management, pollution source control, indoor environmental planning, and indoor environmental evaluation.


The requirements for indoor environmental testing can be roughly summarized into five aspects.

(1) Representativeness: Sampling time, sampling location and sampling method must comply with relevant regulations, so that the collected samples can reflect the overall true situation.

(2) Integrity: It mainly emphasizes that the implementation of the test plan should be complete, that is, the integrity, systemicity, and continuity of the sampling quantity and measurement data must be guaranteed according to the plan.


(3) Comparability: It is required that the measurement results of the same sample between laboratories or the same laboratory are mutually comparable.

(4) Accuracy: The measured value is consistent with the true value.

(5) Precision: The measured value has good repeatability and reproducibility.


According to the indoor environmental quality standards, evaluate the indoor environmental quality; provide scientific basis for indoor environmental scientific research.

Henan Da'an Testing Technology Co., Ltd. was established in 2016. It is located in Xinkaiyuan Health Industrial Park, South Third Ring Road, Zhengzhou City, with a construction area of more than 1,200 square meters. Sex inspection agency.

The company gathers outstanding talents in business fields such as environmental testing, environmental impact assessment, environmental damage assessment and identification, environmental repair technology consulting and environmental online testing equipment research and development, and is committed to creating the environmental protection industry with the widest scope of business, the most comprehensive testing categories, and the highest technical qualification Is a comprehensive enterprise. Since its establishment, the company has provided environmental technology services for many industries, including enterprises and institutions, with strong professional technology and rich practice experience. With the continuous improvement of the company's social influence, the company's integrity and professional ability have been affirmed by industry insiders. The company provides customers with the most satisfactory service in an attitude of integrity, professional and reliable technical strength, and the development of the industry Make a contribution.

Objectivity, science, and fairness are the basic principles of our company's work; efficiency and standardization are our eternal promise; the company adheres to the concept of 'scientific, fair, pragmatic, and rigorous' in the philosophy of 'creating brands with technology, guaranteeing with talents, and expanding markets with integrity' "Sincere service, continuous improvement" work principle and dedication to provide our clients with quality services.

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13298189518 联系地址:河南省郑州市经开区南三环与十六 大街大健康产业园2栋A座 Company phone: 0371-55565115 13298189518 Contact address: Block A, Building 2, Great Health Industrial Park , South Third Ring Road and Shiliu Avenue , Economic Development Zone, Zhengzhou, Henan Province

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