This standard specifies the method for the determination of zinc content in bismuth. This standard applies to the determination of the amount of zinc in bismuth. Measuring range: 0.00005% to 0.0070%.
GB/T 8220.5-1998 history
1998GB/T 8220.5-1998 Methods for chemical analysis bismuth--Determination of zinc content--Solid-liquid extraction-flame atomic absorption spectrophotometric method
GB/T 8220.5-1998 Methods for chemical analysis bismuth--Determination of zinc content--Solid-liquid extraction-flame atomic absorption spectrophotometric method has been changed from GB/T 915-1995 Bismuth.
GB/T 8220.5-1998 Methods for chemical analysis bismuth--Determination of zinc content--Solid-liquid extraction-flame atomic absorption spectrophotometric method was changed to YS/T 536.5-2006 Bismuth Chemical Analysis Method Solid-liquid Extraction Separation-Flame Atomic Absorption Spectrometry Determination of Zinc.