GB/T 14506.17-2010 English PDF

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GB/T 14506.17-2010: Methods for chemical analysis of silicate rocks -- Part 17: Determination of strontium content
Status: Valid

GB/T 14506.17: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 14506.17-2010	169	Add to Cart	3 days	Methods for chemical analysis of silicate rocks -- Part 17: Determination of strontium content	Valid
GB/T 14506.17-1993	199	Add to Cart	2 days	Sillicate rocks. Determination of strontium content. Flame atomic absorption spectrophotometric method	Obsolete

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Basic data

Standard ID: GB/T 14506.17-2010 (GB/T14506.17-2010)
Description (Translated English): Methods for chemical analysis of silicate rocks -- Part 17: Determination of strontium content
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: D53
Classification of International Standard: 73.080
Word Count Estimation: 7,781
Date of Issue: 2010-11-10
Date of Implementation: 2011-02-01
Older Standard (superseded by this standard): GB/T 14506.17-1993
Quoted Standard: GB/T 6682; GB/T 14506.1
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 method for measuring the amount of strontium silicate rocks. This section applies to the determination of the amount of strontium silicate rocks. Also applies to the determination of strontium content of the soil and stream sediments. Measuring range: 10��g/g ~ 1 000��g/g of strontium content.

GB/T 14506.17-2010: Methods for chemical analysis of silicate rocks -- Part 17: Determination of strontium 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 silicate rocks.Part 17. Determination of strontium content ICS 73.080 D53 National Standards of People's Republic of China Replacing GB/T 14506.17-1993 Silicate rocks - Part 17. Determination of the amount of strontium Part 17. Determinationofstrontiumcontent 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 14506 "Methods for chemical analysis of silicate rocks" 30 consists of the following components. --- Part 1. Determination of water absorption; --- Part 2. Determination of combined water; --- Part 3. Determination of the amount of silica; --- Part 4. Determination of the amount of aluminum oxide; --- Part 5. Determination of total iron content; --- Part 6. Determination of calcium oxide content; --- Part 7. Determination of the amount of magnesium oxide; --- Part 8. Determination of the amount of titanium dioxide; --- Part 9. Determination of the amount of phosphorus pentoxide; --- Part 10. Determination of the amount of manganese oxide; --- Part 11. Determination of the amount of sodium hydroxide and oxide; --- Part 12. Determination of the amount of fluorine; --- Part 13. Determination of sulfur content; --- Part 14. Determination of ferrous oxide; --- Part 15. Determination of the amount of lithium; --- Part 16. Determination of the amount of rubidium; --- Part 17. Determination of the amount of strontium; --- Part 18. Determination of copper content; --- Part 19. Determination of lead content; --- Part 20. Determination of the amount of zinc; --- Part 21. Determination of the amount of nickel and cobalt; --- Part 22. Determination of the amount of vanadium; --- Part 23. Determination of chromium; --- Part 24. Determination of cadmium content; --- Part 25. Determination of molybdenum and tungsten; --- Part 26. Determination of cobalt content; --- Part 27. Determination of nickel content; --- Part 28. Determination of the amount of 16 major and minor components; Part --- 29. 22 the amount of rare earth element determination; --- Part 30. Determination of the amount of 44 elements. This section GB/T 14506 Part 19. This Part replaces GB/T 14506.17-1993 "Silicate rocks - Flame atomic absorption spectrophotometry Given the amount of strontium. " Section compared with the GB/T 14506.17-1993 main change this as follows. --- Increased at the beginning of each standard warning content; --- Increased warning, warning. 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. Drafting this Part. Geology and Mineral Resources of Heilongjiang Institute of Applied test. The main drafters of this section. Ge Yanmei, Pan River, on behalf of Liu Min. This part of the standard replaces the previous editions are. --- GB/T 14506.17-1993. Silicate rocks - Part 17. Determination of the amount of strontium Warning --- Use this section shall be a person experiences regular laboratory work. This section does not point out all possible security asked question. 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 14506 provisions of this part of the determination of the amount of strontium silicate rocks. This section applies to the amount of strontium silicate rocks in the determination also applies to the measurement of soil and stream sediments in the amount of strontium. Measuring range. 10μg/g ~ 1000μg/g of strontium.

2 Normative references

The following documents contain provisions which, through reference GB/T 14506 in this section constitute provisions of this section. For 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 14506.1 Silicate rocks - Part 1. Determination of water adsorption Principle 3 Sample with sodium hydroxide, sodium carbonate melt decomposition, strontium carbonate precipitate was filtered off to prepare a 2% solution of nitric acid, as a release agent to the lanthanide in an atomic absorption On closing spectrophotometer, at a wavelength of 460.7nm at a fuel-rich air - acetylene flame measured strontium absorbance, calculate the amount of strontium.

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 Sodium hydroxide (solid particulate). 4.2 anhydrous sodium carbonate (powdered solids). 4.3 sodium carbonate solution (20g/L). 4.4 hydrochloride (ρ1.19g/mL). 4.5 hydrochloride (14). Nitrate 4.6 (ρ1.42g/mL). 4.7 lanthanum nitrate solution. Weigh 31.2g of lanthanum nitrate [La (NO3) 3 · 6H2O] dissolved in water. This solution 1mL containing 100.0μg lanthanum. 4.8 EDTA (disodium ethylenediamine tetraacetate) solution (10%). 4.9 strontium standard solution a) strontium standard stock solution (1.00mg/mL). Weigh accurately 0.8424g by 110 ℃ 2h pre-baked and cooled in a desiccator The spectrum of pure strontium carbonate (SrCO3) in 400mL beaker, add water 100mL, stamped surface dish, slowly add a small amount of hydrochloric acid (4.4) to dissolve, dissolved completely, the carbon dioxide removal by boiling, cooled transferred 500mL volumetric flask, dilute to Scale, shake; b) strontium standard solution (100.0μg/mL). dispensing 25.0mL strontium standard solution [4.9a)] in 250mL volumetric flask Diluted with water to the mark. ......

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