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HJ/T 399-2007 English PDF

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HJ/T 399-2007: Water quality. Determination of the chemical oxygen demand. Fast digestion-spectrophotometric method
Status: Valid
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HJ/T 399-2007English389 Add to Cart 3 days [Need to translate] Water quality. Determination of the chemical oxygen demand. Fast digestion-spectrophotometric method Valid HJ/T 399-2007

PDF similar to HJ/T 399-2007


Standard similar to HJ/T 399-2007

GB/T 33686   HJ 577   HJ/T 70   HJ 578   HJ 576   

Basic data

Standard ID HJ/T 399-2007 (HJ/T399-2007)
Description (Translated English) Water quality. Determination of the chemical oxygen demand. Fast digestion-spectrophotometric method
Sector / Industry Environmental Protection Industry Standard (Recommended)
Classification of Chinese Standard Z23
Classification of International Standard 13.060.01
Word Count Estimation 12,149
Date of Issue 2007-12-07
Date of Implementation 2008-03-01
Quoted Standard GB/T 6682; GB/T 11896; JJG 975
Regulation (derived from) SEPA Notice No. 81 of 2007
Issuing agency(ies) Ministry of Ecology and Environment
Summary This standard specifies the quality of chemical oxygen demand rapid digestion scenery spectrophotometric method. This standard applies to surface water, groundwater, sewage and industrial effluent COD determination. This standard undiluted water samples, the COD determination limit of 15mg/L, measured a maximum of 1000mg/L, its chloride ion concentration should not exceed 1000mg/L. This standard for chemical oxygen demand greater than 1000mg/L or chlorine ion content greater than 1000mg/L in water samples can be measured after appropriate dilution.

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