This part of YS/T 1047 specifies the method for determination of phosphorus content in copper magnetite. This section applies to the determination of phosphorus content in copper magnetite. The measurement range (mass fraction) is 0.20% to 5.50%.
YS/T 1047.5-2015 history
2015YS/T 1047.5-2015 Methods for chemical analysis of copper magnetite.Part 5:Determination of phosphorus content.Titrimetric method