The method is applicable to sulphur contents between 0,002 % (m/m) and 0,10 % (m/m). Specifies principle, reagents and material, apparatus, sampling, procedure, expression of results and test report. Annex A gives additional information on the international cooperative tests. Annex B represents the precision date graphically. Annex C deals with induction furnaces and infrared sulfur analysers.
EN 24935:1991 history
1992EN 24935:1991/AC:1992 Steel and iron; determination of sulfur content; infrared absorption method after combustion in an induction furnace; amends (ISO 4935:1989)
1991EN 24935:1991 Steel and iron - Determination of sulphur content - Infrared absorption method after combustion in an induction furnace (ISO 4935:1989)