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HJ/T 252-2006 PDF English

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HJ/T 252-2006: Specifications for environmental protection product. Middle and fine bubble diffusers
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HJ/T 252-2006English259 Add to Cart 3 days [Need to translate] Specifications for environmental protection product. Middle and fine bubble diffusers

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Basic data

Standard ID HJ/T 252-2006 (HJ/T252-2006)
Description (Translated English) Specifications for environmental protection product. Middle and fine bubble diffusers
Sector / Industry Environmental Protection Industry Standard (Recommended)
Classification of Chinese Standard J88
Classification of International Standard 13.030.40
Word Count Estimation 8,812
Date of Issue 2006-04-13
Date of Implementation 2006-06-01
Older Standard (superseded by this standard) HCRJ 031-1998
Quoted Standard GB/T 699; GB/T 1220; GB 3452.1; GB/T 3672-1992; GB/T 5836.1; GB/T 5836.2; GB/T 9476; GB/T 13306; CJ/T 3015.1-1993; CJ/T 3015.2-1993; CJ/T 3015.4-1996
Issuing agency(ies) Ministry of Ecology and Environment
Summary This standard specifies the micropore aerator classification and nomenclature, requirements, test methods, inspection rules, marking, packaging, transport and storage. This standard applies to biological wastewater treatment, the micropore aerator (hereinafter referred to as aerators), also applies to other uses, such as nutrient-rich water to the environment, aquaculture oxygenated water aerator.

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