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sklademVydáno: 2019-07-10
ISO 11494:2019
ISO 11494:2019 - Jewellery and precious metals — Determination of platinum in platinum alloys — ICP-OES method using an internal standard element
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Anglicky PDF
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Francouzsky PDF
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Anglicky Hardcopy
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Francouzsky Hardcopy
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| Označení normy: | ISO 11494:2019 |
| Vydání: | 3 |
| Vydáno: | 2019-07-10 |
| Počet stran (Anglicky): | 6 |
| Počet stran (Francouzsky): | 6 |
DESCRIPTION
ISO 11494:2019
This document describes an analytical procedure for the determination of platinum in platinum alloys with a nominal content up to 990 ‰ (parts per thousand), including alloys according to ISO 9202.