ISO 4935:1989, Steel and iron - Determination of sulfur content - Infrared absorption method after combustion in an induction furnace

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. This title may contain less than 24 pages of technical content.