This standard specifies the method for the determination of lead content in aluminum and aluminum alloys. This standard applies to the determination of lead content in aluminum and aluminum alloys. Measuring range: 0.005% to 1.50%.
GB/T 6987.11-2001 history
2018GB/T 20975.11-2018 Methods for chemical analysis of aluminium and aluminium alloys—Part 11:Determination of lead content
2008GB/T 20975.11-2008 Methods for chemical analysis of aluminium and aluminium alloys.Part 11: Determination of lead content.F1ame atomic absorption spetrometric method
2001GB/T 6987.11-2001 Aluminium and aluminium alloys--Determination of lead content--Flame atomic absorption spectrometric method
GB/T 6987.11-2001 Aluminium and aluminium alloys--Determination of lead content--Flame atomic absorption spectrometric method was changed to GB/T 20975.11-2008 Methods for chemical analysis of aluminium and aluminium alloys.Part 11: Determination of lead content.F1ame atomic absorption spetrometric method.