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HJ 546-2015Ambient air. Determination of phosphorus pentoxide. Molybdenum blue spectrophotometric method (English PDF)

环境空气五氧化二磷的测定钼蓝分光光度法

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Issued by

Ministry of Ecology and Environment

Level / Type

National · Mandatory

Issue date

December 14, 2015

Implementation date

February 1, 2016

Scope

HJ 546-2015 is the English-translated version of 环境空气五氧化二磷的测定钼蓝分光光度法.

HJ 546-2015 — This standard specifies the determination of phosphorus pentoxide in the ambient air by ascorbic acid-molybdenum blue spectrophotometry. This standard is applicable to the determination of phosphorus pentoxide in ambient air.

When the ambient air was 5.0 m3 (standard state) and the sample volume was set to 50.0 ml, the detection limit was 0.20 µg/m3, the lower limit of determination was 0.80 µg/m3.

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Document preview — HJ 546-2015

National Standard of the People's Republic of China

ICS: 13.040.20
Classification: Z 15
Replacing: HJ 546-2009

Issued by: Ministry of Ecology and Environment

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This Standard specifies the determination of phosphorus pentoxide in ambient air - ascorbic acid - molybdenum blue spectrophotometric method. This Standard applies to the determination of ambient air phosphorus pentoxide. When collecting the ambient air is 5.0 m3 (standard state), the sample volume to 50.0ml, detection limit was 0.20µg/m3, measured lower limit of 0.80 µg/m3.

Document data

International classification (ICS): 13.040.20.

Chinese classification (CCS): Z15.

Estimated length of the Chinese original: 9,972 words.

Supersedes the earlier edition HJ 546-2009.

Standards quoted by this document

HJ/T 194; HJ/T 374

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 7 pages — is available in the English PDF.

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