GB/T 39778-2021Technical specification for recycling and utilization of copper anode mud (English PDF)
铜阳极泥回收利用技术规范
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
March 9, 2021
Implementation date
October 1, 2021
Scope
GB/T 39778-2021 is the English-translated version of 铜阳极泥回收利用技术规范.
GB/T 39778-2021 is the Chinese technical specification for recovering and using copper anode slime, the residue that settles under the anodes of a copper refinery and carries the precious metals.
It sets the general requirements on the slime and then the technical requirements of the semi-wet route, of the fully wet route and of the pyrometallurgical route of recovery.
It applies to the anode slime produced in the electrolytic refining of copper. Copper smelters, precious metal refiners and environmental authorities use it. Issued on 9 March 2021, it has applied since 1 October 2021.
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Document preview — GB/T 39778-2021
National Standard of the People's Republic of China
- ICS
- 13.030.20
- Classification
- Z 00
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Foreword
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 General requirements
- 5 Technical requirements for semi-wet recycling
- 6 Technical requirements for total wet recycling
- 7 Technical requirements for fire recycling
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
1 Scope
This standard specifies the general requirements for copper anode slime, technical requirements for semi-wet recycling, technical requirements for full wet recycling, and fire recycling. Technical requirements for collection and utilization.
This standard applies to the recovery and utilization of copper anode slime produced by copper smelting enterprises during the copper electrolytic refining process.
2 Normative references
The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this document. For undated reference documents, the latest version (including all amendments) is applicable to this document.
GB/T 1419 Sponge Platinum
GB/T 1420 Palladium Sponge
GB/T 4134 Gold Ingot
GB/T 4135 Silver Ingot
GB 25467 Pollutant Emission Standard for Copper, Nickel and Cobalt Industry
YS/T 87 Copper and lead electrolytic anode slime sampling method
YS/T 222 Tellurium Ingot
YS/T 223 selenium
YS/T 651 selenium dioxide
YS/T 745.1 Chemical analysis method of copper anode slime Part 1: Determination of copper content iodometric method
YS/T 745.2 Chemical analysis method of copper anode slime. Part 2: Determination of gold and silver content. Fire assay gravimetric method
YS/T 745.3 Copper anode slime chemical analysis method Part 3: Determination of platinum and palladium content Fire assay enrichment-inductively coupled plasma Daughter emission spectroscopy
YS/T 745.4 Chemical analysis method of copper anode slime Part 4: Determination of selenium content by iodometric method
YS/T 745.5 Chemical analysis method of copper anode slime Part 5: Determination of tellurium content Potassium dichromate titration method
YS/T 745.6 Chemical analysis method of copper anode slime Part 6: Determination of lead content Na2EDTA titration method
YS/T 745.7 Chemical analysis methods of copper anode slime Part 7: Determination of bismuth content by flame atomic absorption spectrometry and Na2EDTA Titration
YS/T 1154 crude selenium
YS/T 1226 coarse tellurium
3 Terms and definitions
The following terms and definitions apply to this document.
3.1 Copper anode mud
Mud attached to the surface of the anode substrate or deposited on the bottom of the electrolytic cell or suspended in the electrolyte during copper electrolytic refining.
Note: Copper anode mud usually contains copper (Cu), gold (Au), silver (Ag), selenium (Se), tellurium (Te), bismuth (Bi), platinum (Pt), palladium (Pd), lead (Pb)) And other valuable elements.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
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GB 25467-2010 — Emission standard of pollutants for copper, nickel, cobalt industry
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