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GB/T 14353.1-2010 English PDF

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GB/T 14353.1-2010: Methods for chemical analysis of copper ores, lead ores and zinc ores -- Part 1: Determination of copper content
Status: Valid

GB/T 14353.1: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 14353.1-2010English209 Add to Cart 3 days [Need to translate] Methods for chemical analysis of copper ores, lead ores and zinc ores -- Part 1: Determination of copper content Valid GB/T 14353.1-2010
GB/T 14353.1-1993English399 Add to Cart 3 days [Need to translate] Methods for chemical analysis of copper ores and zinc ores. Determination of copper Obsolete GB/T 14353.1-1993

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Basic data

Standard ID GB/T 14353.1-2010 (GB/T14353.1-2010)
Description (Translated English) Methods for chemical analysis of copper ores, lead ores and zinc ores -- Part 1: Determination of copper content
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard D40
Classification of International Standard 73.060
Word Count Estimation 9,913
Date of Issue 2010-11-10
Date of Implementation 2011-02-01
Older Standard (superseded by this standard) GB/T 14353.1-1993
Quoted Standard GB/T 6682; GB/T 14505
Regulation (derived from) National Standard Approval Announcement 2010 No.8 (Total No.163)
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary This standard specifies the copper ore, determination of lead ores and zinc ores of copper content. This section applies to copper ore, determination of lead ores and zinc ores of copper content. Measuring range: flame atomic absorption spectrophotometry from 0. 001% to 5% copper, ammonium chloride-ammonia separation Iodimetry 0. 05% to 12. 5% ??copper.

GB/T 14353.1-2010: Methods for chemical analysis of copper ores, lead ores and zinc ores -- Part 1: Determination of copper content


---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Methods for chemical analysis of copper ores, lead ores and zinc ores.Part 1. Determination of copper content ICS 73.060 D40 National Standards of People's Republic of China Replacing GB/T 14353.1-1993 Copper ores lead ores and zinc ores - Methods for chemical analysis Part 1. Determination of copper content Methodsforchemicalanalysisofcopperores, leadoresandzincores- Part 1. Determinationofcoppercontent Issued on. 2010-11-10 2011-02-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

GB/T 14353 "copper ores lead ores and zinc ores chemical analysis method" is divided into 18 parts. --- Part 1. Determination of copper content; --- Part 2. Determination of lead content; --- Part 3. Determination of the amount of zinc; --- Part 4. Determination of cadmium content; --- Part 5. Determination of nickel content; --- Part 6. Determination of cobalt content; --- Part 7. Determination of arsenic content; --- Part 8. Determination of the amount of bismuth; --- Part 9. Determination of molybdenum; --- Part 10. Determination of tungsten; --- Part 11. determination of silver; --- Part 12. Determination of sulfur content; --- Part 13. the amount of gallium, indium and thallium amount for determination; --- Part 14. Determination of germanium content; --- Part 15. Determination of the amount of selenium; --- Part 16. Determination of tellurium content; --- Part 17. Determination of the amount of thallium; --- Part 18. the amount of copper, lead content, the amount of zinc, cobalt and nickel content determination. This section GB/T 14353 Part 1. This Part replaces GB/T 14353.1-1993 "copper ores lead ores and zinc ores - Determination of copper chemical analysis." Section compared with the GB/T 14353.1-1993, major changes in the following. --- Increased alert, warnings; --- Modify the sample drying temperature; --- Increased chloride - ammonia separation iodometry; --- Delete the original standard first post ethylenediamine medium polarographic method, second in ammonium hydroxide - ammonium chloride polarography, Part IV Bicyclic cyclohexanone oxalic acid bis photometric method. Appendix A of this section is an informative annex. This section presents the People's Republic of China Ministry of Land Resources. This part of the National Standardization Technical Committee under the jurisdiction of Land and Resources. This section is responsible for drafting. National geology test center. This section is drafted. the Shaanxi Provincial Institute of Experimental Geology and Mineral Resources. The main drafters of this section. guoju right, Xiong Ying, Hao-hui. This part of the standard replaces the previous editions are. --- GB/T 14353.1-1993. Copper ores lead ores and zinc ores - Methods for chemical analysis Part 1. Determination of copper content Warning. Use of this section a person shall be regular laboratory work experience. This section does not indicate that all possible security issues. Users have the responsibility to take appropriate safety and health practices and to ensure compliance with the conditions relevant national regulations.

1 Scope

GB/T 14353 provisions of this part of the copper ores lead ores and zinc ores - Determination of copper content. This section applies to copper ores, lead ores and zinc ores - Determination of copper content. Measurement range. Flame atomic absorption spectrophotometry 0.001% to 5% copper, ammonium chloride - ammonia separation Iodimetry from 0.05% to 12.5% Copper.

2 Normative references

The following documents contain provisions which, through reference GB/T 14353 in this section constitute provisions of this part of the dated reference documents Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section. Laboratory use specifications and test methods GB/T 6682 Analysis GB/T 14505 method for chemical analysis of rocks and ores General rules and regulations

3 flame atomic absorption spectrophotometry

3.1 Principle Samples with hydrochloric acid, nitric acid, sulfuric acid decomposed in hydrochloric acid medium, using air - acetylene flame at the wavelength at 324.7nm by atomic absorption Spectrophotometer absorbance was measured to calculate the amount of copper. 3.2 Reagents Unless otherwise stated in this section are consistent with the use of analytical reagent and GB/T 6682 analytical laboratory use in the analysis. 3.2.1 hydrochloric acid (ρ1.19g/mL). 3.2.2 nitrate (ρ1.42g/mL). 3.2.3 hydrochloric acid (11). 3.2.4 nitric acid (11). 3.2.5 hydrochloric acid (595). 3.2.6 Copper standard solution preparation. a) standard stock solution of copper [ρ (Cu) = 1.00mg/mL]. Weigh 0.5000g copper ( > 99.99%), placed in 250mL burn Cup, cover the surface of the dish, along Beibi added 10mL of nitric acid (3.2.4), micro heat until completely dissolved, remove the cooled, dissolved in water Copper, wash away the surface of the dish with water, after cooling transferred to 500mL volumetric flask, dilute to the mark, shake; b) copper standard solution [ρ (Cu) = 100.0μg/mL]. dispensing 25.00mL copper standard stock solution [3.2.6a)], set 250mL Volumetric flask, dilute to the mark with hydrochloric acid (3.2.5); c) copper standard solution [ρ (Cu) = 20.0μg/mL]. dispensing 50.00mL copper standard solution [3.2.6b)], placed in 250mL capacity Flask, dilute to the mark with hydrochloric acid (3.2.5) and shake. 3.3 Instrument 3.3.1 atomic absorption spectrophotometer, with copper hollow cathode lamp.

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