This standard specifies the method for the determination of antimony content in bismuth. This standard applies to the determination of the amount of antimony in bismuth. Measuring range: 0.0002% to 0.0025%.
GB/T 8220.3-1998 history
1998GB/T 8220.3-1998 Methods for chemical analysis of bismuth--Determination of antimony content--Melachite green photometric method
0000 GB/T 8220.3-1987
GB/T 8220.3-1998 Methods for chemical analysis of bismuth--Determination of antimony content--Melachite green photometric method was changed to YS/T 536.3-2006 Bismuth Chemical Analysis Method Malachite Green Spectrophotometry Determination of Antimony.