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HJ/T 346-2007Water quality. Determination of nitrate-nitrogen. Ultraviolet spectrophotometry (English PDF)

水质硝酸盐氮的测定紫外分光光度法

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Issued by

Ministry of Ecology and Environment

Level / Type

National · Recommended

Issue date

March 10, 2007

Implementation date

May 1, 2007

Scope

HJ/T 346-2007 is the English-translated version of 水质硝酸盐氮的测定紫外分光光度法.

HJ/T 346-2007 — This standard applies to surface water, groundwater Determination of nitrate. Methods minimum detectable concentration of 0. 08mg/L, detection limit of 0. 32mg/L, measured a maximum of 4mg/L.

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Document preview — HJ/T 346-2007

National Standard of the People's Republic of China

ICS: 13.050
Classification: Z 50

Issued by: Ministry of Ecology and Environment

What this standard covers1
Document data2

What this standard covers

This standard applies to surface water, groundwater Determination of nitrate. Methods minimum detectable concentration of 0. 08mg/L, detection limit of 0. 32mg/L, measured a maximum of 4mg/L.

Document data

International classification (ICS): 13.050.

Chinese classification (CCS): Z50.

Estimated length of the Chinese original: 7,744 words.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 5 pages — is available in the English PDF.

Referenced standards

Cited by

GB/T 41222-2021Soil quality—Method for monitoring the farmland surface runoff

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