GB/T 223.68-1997 Methods for chemical analysis of iron,steel and alloy The potassium iodate titration method after combustion in the pipe furnace for the determination of sulfur content
Methods for chemical analysis of iron,steel and alloy The potassium iodate titration method after combustion in the pipe furnace for the determination of sulfur content
This standard specifies the potassium iodate titration method after combustion in the pipe furnace for the determination of sulfur content.
This standard is applicable to the determination of 0.0030%(m/m)~0.20%(m/m) sulfur content in iron, steel, high temperature alloy and precious alloy.
2 Normative References
The following standards contain provisions which, through reference in this text, constitute provisions of this standard. At time of publication, the editions indicated are valid. All standards are subject to revision, and Parties concerned are encouraged to discuss the possibility of applying the latest edition of the following standards.
GB/T 223.68-1997 The following standards are cited：
