YS/T 461.9-2025 PDF English
| Std ID | Version | USD | Buy | Deliver [PDF] in | Title (Description) |
| YS/T 461.9-2025 | English | RFQ | ASK | 3 days [Need to translate] | (Methods for chemical analysis of lead and zinc bulk concentrates - Part 9: Determination of silver and gold contents - Flame atomic absorption spectrometry and fire assay method) |
| YS/T 461.9-2013 | English | 159 | Add to Cart | 3 days [Need to translate] | Methods for chemical analysis of lead and zinc bulk concentrates. Part 9: The determination of silver content. Flame atomic absorption spectrometry |
| YS/T 461.9-2003 | English | 239 | Add to Cart | 2 days [Need to translate] | The methods for chemical analysis of lead and zinc bulk concentrates-The determination of silver content-The atomic absorption method |
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Basic data
| Standard ID | YS/T 461.9-2025 (YS/T461.9-2025) |
| Description (Translated English) | (Methods for chemical analysis of lead and zinc bulk concentrates - Part 9: Determination of silver and gold contents - Flame atomic absorption spectrometry and fire assay method) |
| Sector / Industry | Nonferrous Metallurgy Industry Standard (Recommended) |
| Classification of Chinese Standard | H13 |
| Classification of International Standard | 77.120.60 |
| Date of Issue | 2025-08-19 |
| Date of Implementation | 2026-03-01 |
| Older Standard (superseded by this standard) | YS/T 461.9-2013, YS/T 461.10-2013 |
| Issuing agency(ies) | Ministry of Industry and Information Technology |
| Summary | This standard specifies methods for determining silver and gold content in mixed lead-zinc concentrate using both flame atomic absorption spectrometry and fire assay. This standard applies to the determination of silver and gold content in mixed lead-zinc concentrate. |
