I.S. EN ISO 19739:2006

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Apparatus
6 Sampling
   6.1 Safety precautions
   6.2 Temperature control
   6.3 Construction materials
   6.4 Cleanness
   6.5 Installation of the calibration gas cylinder
   6.6 Pressure control
   6.7 Purging of reduction valve and transfer lines
   6.8 Flow control
   6.9 Diffusion control
   6.10 Automation and sequences of sampling
7 Calibration
8 Analysis
9 Performance characteristics required for sulfur analysis
10 Test report
Annex A (informative) Columns mostly used in sulfur analysis
        (with internal phase and dimensions)
Annex B (informative) Types of detectors used in sulfur analysis
Annex C (informative) GC method using capillary column and FPD
Annex D (informative) GC method using ED
Annex E (informative) GC method using MSD
Annex F (informative) GC method using AED
Annex G (informative) GC methods using column switching and FPD
Annex H (informative) GC method using capillary column and SCD
Annex I (informative) GC method using capillary column and PFPD
Bibliography

Describes the determination of hydrogen sulfide, carbonyl sulfide, C[1] to C[4] thiols, sulfides and tetrahydrothiophene (THT) using gas chromatography (GC).