SN/T 3521-2013
Simultaneous determination of arsenic and mercury content in coal.Hydride generation-atomic fluorescence spectrometry (English Version)

Standard No.

SN/T 3521-2013

Language

Chinese, Available in English version

Release Date

2013

Published By

Professional Standard - Commodity Inspection

Latest

SN/T 3521-2013

Scope

This standard specifies the method for simultaneous determination of arsenic and mercury content in imported coal by microwave digestion and atomic fluorescence spectroscopy. This standard is applicable to the detection of arsenic and mercury content in air-dried base of imported coal. The lower limits of determination of arsenic and mercury are: arsenic 0.16 g/g and mercury 0.01 g/g.

SN/T 3521-2013 Referenced Document

• GB 474 Method for preparation of coal sample
• GB 475 Method for manual sampling of commercial coal
• GB/T 19494.1 Mechanized Coal Sampling Part 1: Sampling Methods*， 2023-11-27 Update
• GB/T 19494.2 Mechanized Coal Sampling Part 2: Preparation of Coal Samples*， 2023-11-27 Update

SN/T 3521-2013 history

• 2013 SN/T 3521-2013 Simultaneous determination of arsenic and mercury content in coal.Hydride generation-atomic fluorescence spectrometry