BS 1016-106.5:1996

Committees responsible
National foreword
Introduction
Method
Section 1
1.1 Scope
1.2 Normative references
1.3 Principle
1.4 Preparation of test sample
Section 2
2.1 Principle
2.2 Reagents
2.3 Apparatus
2.4 Procedure
Section 3
3.1 Principle
3.2 Reagents
3.3 Apparatus
3.4 Procedure
3.5 Blank test
3.6 Expression of results
3.7 Precision
Section 4
4.1 Principle
4.2 Reagents
4.3 Apparatus
4.4 Procedure
4.5 Blank test
4.6 Expression of results
4.7 Precision
Section 5
5.1 Principle
5.2 Calculation
Section 6
6.1 Calculation to other bases
6.2 Test report
Annex
A (informative) Derivation of factors used in the
      calculations
Tables
1 Test portion
2 Aliquot a for colorimetric finish
3 Suitable spectrometric conditions
4 Precision
A.1 Untitled
Figures
1 General schematic representation of the procedure
2 Cold-finger condenser for the determination of
      sulfate and pyritic sulfur

Defines a method for the determination of sulfate and pyritic sulfur contents of coals, brown coals and lignites, and for the calculation of the of organic sulfur content.

This International Standard specifies methods of determining the sulfate and pyritic sulfur contents of coals, including brown coals and lignites, and of calculating the amount of organic sulfur present.