1. 2) JIS H1353, Methods for Determination of Iron in Aluminium and Aluminium Alloys, (1999).
2. 3) JIS H1306, Methods for Atomic Absorption Spectrometric Analysis of Aluminium and Aluminium Alloys, (1999).
3. 4) JIS H1307, Methods for Inductively Coupled Plasma Emission Spectrometric Analysis of Aluminium and Aluminium Alloys, (1999).
4. 5) JIS H1305, Methods for Optical Emission Spectrochemical Analysis of Aluminium and Aluminium Alloys, (2005).