General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Status
Latest
GB/T 6987.2-2001
Scope
This standard specifies the method for the determination of copper content in aluminum and aluminum alloys. This standard applies to the determination of copper content in aluminum and aluminum alloys. Measuring range: 0.001% to 0.80%.
GB/T 6987.2-2001 history
2001GB/T 6987.2-2001 Aluminium and aluminium alloys--Determination of copper content--Oxalyldihydrazide spectrophotometric method