GB/T 20127.4-2006 Steel and alloy.Determination of trace element contents.Part 4:Determination of copper content by graphite furnace atomic absorption spectrometric method (English Version)
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 20127.4-2006
Scope
This standard specifies the method for the determination of copper content by graphite furnace atomic absorption spectrometry. This section applies to steel and alloys with a mass fraction of 0.0001% to 0.0060% copper.
GB/T 20127.4-2006 Referenced Document
GB/T 15337 General rules for atomic absorption spectrometric analysis*, 2008-06-04 Update
GB/T 20066 Steel and iron.Sampling and preparation of samples for the determination of chemical composition
GB/T 4470 Analytical spectroscopic methods-Flame emission,atomic absorption and atomic fluorescence-Vocabulary
GB/T 6379 Precision of test methods--Determination of repeatability and reproducibility for a standard test method by interlaboratory tests
GB/T 20127.4-2006 history
2006GB/T 20127.4-2006 Steel and alloy.Determination of trace element contents.Part 4:Determination of copper content by graphite furnace atomic absorption spectrometric method