ASTM E1251-17a is the Standard Test Method for Analysis of Aluminum and Aluminum Alloys by Spark Atomic Emission Spectrometry (Spark-AES)
For accurate results, the standard specifies several operational requirements: Sample Prep astm e125117a pdf
: Use of a variable speed cutter or milling machine to achieve a proper surface finish. Atmosphere : Analysis must be conducted in an argon atmosphere to prevent interference from oxygen or water vapor. Calibration ASTM E1251-17a is the Standard Test Method for