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GB/T 7493-1987 PDF English

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GB/T 7493-1987: Water quality. Determination of nitrogen (nitrite). Spectrophotometric method
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GB/T 7493-1987English209 Add to Cart 3 days [Need to translate] Water quality. Determination of nitrogen (nitrite). Spectrophotometric method

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Basic data

Standard ID GB/T 7493-1987 (GB/T7493-1987)
Description (Translated English) Water quality. Determination of nitrogen (nitrite). Spectrophotometric method
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard Z16
Classification of International Standard 13.06
Word Count Estimation 6,658
Date of Issue 3/6/1987
Date of Implementation 8/1/1987
Adopted Standard ISO 6777-1984, MOD
Issuing agency(ies) National Environmental Protection Agency
Summary This standard specifies the determination of drinking water, groundwater, surface water and wastewater methods nitrite nitrogen by spectrophotometry.

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