Warning--Personnel using this section should have practical experience in regular laboratory work. This section does not address all possible safety issues. Users are responsible for taking appropriate safety and health measures and complying with the conditions stipulated in relevant national regulations. This part specifies the principles, reagents, instruments, analysis steps, calculation of analysis results, tolerances, quality control and requirements for the determination of zinc content in aluminum alloys by flame atomic absorption spectrometry. This section applies to the determination of zinc content in aluminum alloys. Measuring range: 0.10% ~ 5.00%.
HB 6731.3-2005 Referenced Document
GB/T 7728 Chemical analysis of metallurgical products—General rule for flame atomic absorption spectrometric methods*, 2021-08-20 Update
HB 5421 General rules and general regulations for chemical composition analysis methods of metallic materials
HB/Z 207 Specification for sampling of samples for chemical analysis of non-ferrous metal materials
HB 6731.3-2005 history
2005HB 6731.3-2005 Mtehods for spectromertic analysis of aluminium alloys--Part 1:Determination of zinc content by flame atomic absorption spectrometric method
1993HB 6731.3-1993 Determination of Zinc Content in Aluminum Alloys by Atomic Absorption Spectrometry