BS ISO 11723:2016

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Solid mineral fuels. Determination of arsenic and selenium. Eschka’s mixture and hydride generation method

Published By	Publication Date	Number of Pages
BSI	2016	16

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PDF Pages

PDF Title

Foreword

1 Scope
2 Normative references
3 Terms and definitions
4 Principle

5 Reagents

6 Apparatus
7 Preparation of the test sample
8 Procedure
8.1 Blank determination
8.2 Preparation of test solution

8.3 Preparation of calibration standards
8.4 Preparation for measurement
8.4.1 General
8.4.2 Arsenic
8.4.3 Selenium
9 Measurement by atomic absorption or atomic fluorescence spectrometry after hydride generation

10 Expression of results
11 Precision
11.1 Repeatability

11.2 Reproducibility critical difference
12 Test report

Status	Revision Underway
Pages	16
Publication Date	2016-11-30
ISBN	978 0 580 92526 9
Standard Number	BS ISO 11723:2016
Title	Solid mineral fuels. Determination of arsenic and selenium. Eschka’s mixture and hydride generation method
Identical National Standard Of	ISO 11723:2016
Replaces	BS ISO 11723:2004
Descriptors	Antimony, Fossil fuels, Solid fuels, Coal, Fuels, Arsenic, Chemical analysis and testing, Atomic fluorescence spectrophotometry, Determination of content, Hydrides, Selenium, Emission spectrophotometry, Atomic absorption spectrophotometry
Publisher	BSI
Committee	W/-
ICS Codes	73.040 - Coals


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ISO 11723:2016