แอปพลิเคชัน

1 Method Summary

After sample digestion with aqua regia, the copper content is determined by air‑acetylene flame atomic absorption spectrometry at a wavelength of 324.7 nm.

2 Scope of Application

Applicable to the determination of copper in graphite powder.

3 Reference Standard

GB/T 24533‑2009

4 Test Instruments

· Flame Atomic Absorption Spectrophotometer 1 set Copper hollow cathode lamp included

· Air Compressor 1 set Rated discharge pressure: 0.3 MPa