|
US$139.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 14353.16-2010: Methods for chemical analysis of copper ores, lead ores and zinc ores -- Part 16: Determination of tellurium content
Status: Valid GB/T 14353.16: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 14353.16-2010 | English | 139 |
Add to Cart
|
3 days [Need to translate]
|
Methods for chemical analysis of copper ores, lead ores and zinc ores -- Part 16: Determination of tellurium content
| Valid |
GB/T 14353.16-2010
|
| GB/T 14353.16-1993 | English | 199 |
Add to Cart
|
2 days [Need to translate]
|
Methods for chemical analysis of copper ores lead ores and zinc ores. Determination of tellurium content. Graphite furnace atomic absorption spectrometric method
| Obsolete |
GB/T 14353.16-1993
|
PDF similar to GB/T 14353.16-2010
Basic data | Standard ID | GB/T 14353.16-2010 (GB/T14353.16-2010) | | Description (Translated English) | Methods for chemical analysis of copper ores, lead ores and zinc ores -- Part 16: Determination of tellurium content | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | D40 | | Classification of International Standard | 73.060 | | Word Count Estimation | 6,651 | | Date of Issue | 2010-11-10 | | Date of Implementation | 2011-02-01 | | Older Standard (superseded by this standard) | GB/T 14353.16-1993 | | Quoted Standard | GB/T 6682; GB/T 14505 | | Regulation (derived from) | National Standard Approval Announcement 2010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 tellurium content. This section applies to copper ore, determination of lead ores and zinc ores in the tellurium content. Measuring range: 0. 2��g/g ~ 20��g/g of tellurium. | GB/T 14353.16-2010: Methods for chemical analysis of copper ores, lead ores and zinc ores -- Part 16: Determination of tellurium 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 16. Determination of tellurium content
ICS 73.060
D40
National Standards of People's Republic of China
Replacing GB/T 14353.16-1993
Copper ores lead ores and zinc ores - Methods for chemical analysis
Part 16. Determination of tellurium content
Methodsforchemicalanalysisofcopperores, leadoresandzincores-
Part 16. Determinationofteluriumcontent
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 16.
This Part replaces GB/T 14353.16-1993 "copper ores lead ores and zinc ores - Methods for chemical analysis monomer separation - Graphite Furnace Atomic
Sub absorption spectrophotometry tellurium content. "
Section compared with the GB/T 14353.16-1993, major changes in the following.
--- Increased alert, warnings;
--- Modify the sample drying temperature.
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. Wang Shan, Li Osamu.
This part of the standard replaces the previous editions are.
--- GB/T 14353.16-1993.
Copper ores lead ores and zinc ores - Methods for chemical analysis
Part 16. Determination of tellurium content
Warning. Use of this section a person should be subject to the relevant professional and technical training, with some work experience. This section does not indicate 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 in this section specifies the method for determination of copper ores lead ores and zinc ores of tellurium content.
This section applies to copper ore, determination of tellurium content of lead ores and zinc ores.
Measuring range. 0.2μg/g ~ 20μg/g of tellurium.
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
Principle 3
Sample nitric acid - hydrofluoric acid - perchloric acid decomposition in hydrochloric acid medium, in the presence of co-precipitant arsenic, tellurium hypophosphite reduction
And arsenic to the monomer. Nitric acid monomers were dissolved in a 1% solution of nitric acid, nickel as matrix modifier, at a wavelength at 214.3nm, graphite
Furnace atomic absorption spectrophotometer tellurium.
4 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.
4.1 hypophosphite.
Nitrate 4.2 (ρ1.42g/mL).
4.3 hydrofluoric acid (ρ1.13g/mL) Warning. toxic hydrofluoric acid, is highly corrosive, the operation should wear gloves to prevent skin contact
4.4 perchloric acid (ρ1.67g/mL) Warning. This reagent is explosive materials, careful
4.5 hydrochloride (ρ1.19g/mL).
4.6 hydrochloride (298).
4.7 hydrochloride (317).
4.8 nitric acid (199).
4.9 copper sulfate - sulfuric acid solution [ρ (CuSO4 · 5H2O) = 156g/L] · [sulfuric acid (298)].
1mL solution containing 100mg of CuSO4.
4.10 disodium hydrogen arsenate solution [ρ (Na2HAsO4 · 7H2O) = 21g/L] (1mL solution containing 5mg arsenic).
Nickel nitrate solution 4.11 [ρ (Ni) = 2mg/mL].
Weigh 2.82g of nickel oxide, 10mL of nitric acid was added (4.2), dissolved by heating, cooled, washed with a small amount to form dish, transferred
1000mL volumetric flask, dilute to the mark, shake.
|