PRELIMINARY TREATMENT METHOD AND DEVICE FOR SAMPLE FOR ANALYZING TRACE ELEMENT IN METAL

摘要

PROBLEM TO BE SOLVED: To provide a preliminary treatment method and its device for a sample for analyzing a trace element in metal capable of simply and rapidly analyzing the trace element in metal as compared with a conventional one and of analyzing it with high precision. SOLUTION: Surface contamination is removed by exposing an analyzed sample in an atmosphere of 10 Pa or less.