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sklademVydáno: 2023
ISO 5724:2023
ISO 5724:2023-Jewellery and precious metals — Determination of very high purity gold — Difference method using ICP-MS
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| Označení normy: | ISO 5724:2023 |
| Počet stran: | 9 |
| Vydání: | 1 |
| Vydáno: | 2023 |
DESCRIPTION
ISO 5724:2023
This document specifies an analytical procedure for the determination of very high purity gold with a nominal content of and above 999,99 ‰ (parts per thousand, by mass), using an inductively coupled plasma mass spectrometer (ICP-MS).