General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 223.85-2009
Scope
This part of GB/T 223 specifies the method for the determination of sulfur content in iron and steel by infrared absorption method after combustion in an induction furnace. This section applies to the determination of sulfur content with a mass fraction of 0.002%-0.10%.
GB/T 20066-2006 Steel and iron.Sampling and preparation of samples for the determination of chemical composition
GB/T 6379.1-2004 Accuracy(trueness and precision)of measurement methods and results Part 1:General principles and definitions
GB/T 6379.2-2004 Accuracy(trueness and precision)of measurement methods and results-Part 2:Basic method for the determination of repeatability and reproducibility of a standard measurement method
ISO 5725-3:1994 Accuracy (trueness and precision) of measurement methods and results - Part 3: Intermediate measures of the precision of a standard measurement method
GB/T 223.85-2009 history
2009GB/T 223.85-2009 Steel and iron.Determination of sulfur content.Infrared absorption method after combustion in an induction furnace