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ISO 4935:1989
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ISO 4935:1989 Steel and iron - Determination of sulfur content - Infrared absorption method after combustion in an induction furnace
standard by International Organization for Standardization, 09/01/1989
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Full Description
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.