DIN EN ISO 22125-2:2019 Edition
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Water quality – Technetium-99 – Part 2: Test method using inductively coupled plasma mass spectrometry (ICP-MS) (Draft)
Published By | Publication Date | Number of Pages |
DIN | 2019-10 | 62 |
This standard specifies a method for the measurement of 99Tc in all types of waters by inductively coupled plasma mass spectrometry (ICP-MS).The method described in this standard, using currently available ICP-MS, has a detection limit of approximately 0,2 to 0,5 ng x l-1 (0,1 to 0,3 Bq x kg-1), which is much lower than the WHO criteria for safe consumption of drinking water (100 Bq x l-1). The method presented in this standard is not intended for the determination of ultra-trace amount of 99Tc.