GB/T 14506.16-2010 English PDF

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GB/T 14506.16-2010: Methods for chemical analysis of silicate rocks -- Part 16: Determination of rubidium content
Status: Valid

GB/T 14506.16: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 14506.16-2010	169	Add to Cart	3 days	Methods for chemical analysis of silicate rocks -- Part 16: Determination of rubidium content	Valid
GB/T 14506.16-1993	199	Add to Cart	2 days	Sillicate rocks. Determination of rubidium content. Flame atomic absorption spectrophotometric method	Obsolete

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Basic data

Standard ID: GB/T 14506.16-2010 (GB/T14506.16-2010)
Description (Translated English): Methods for chemical analysis of silicate rocks -- Part 16: Determination of rubidium content
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: D53
Classification of International Standard: 73.080
Word Count Estimation: 7,773
Date of Issue: 2010-11-10
Date of Implementation: 2011-02-01
Older Standard (superseded by this standard): GB/T 14506.16-1993
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 rubidium silicate rocks. This section applies to the determination of the amount of rubidium silicate rocks. This section also applies to the measurement of soil and river sediment rubidium content. Measuring range: 10��g/g ~ 500��g/g of rubidium amount.

GB/T 14506.16-2010: Methods for chemical analysis of silicate rocks -- Part 16: Determination of rubidium 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 16. Determination of rubidium content ICS 73.080 D53 National Standards of People's Republic of China Replacing GB/T 14506.16-1993 Silicate rocks - Part 16. Determination of the amount of rubidium Part 16. Determinationofrubidiumcontent 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 Part of 1,614,506. This Part replaces GB/T 14506.16-1993 "Silicate rocks - Flame atomic absorption spectrophotometry The amount of rubidium. " Section compared with the GB/T 14506.16-1993 main change this as follows. --- Increasing the normative references; --- 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. Pan River, Ge Yanmei, Dong Bo. This part of the standard replaces the previous editions are. --- GB/T 14506.16-1993. Silicate rocks - Part 16. Determination of the amount of rubidium 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 rubidium silicate rocks. This section applies to the amount of rubidium silicate rocks in the determination also applies to the measurement of soil and stream sediments in the amount of rubidium. Measuring range. 10μg/g ~ 500μg/g of rubidium amount.

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 sulfuric acid, hydrofluoric acid thermal decomposition to produce a 2% solution of sulfuric acid, potassium salt as a buffer ionization, atomic absorption spectrophotometer , The wavelength at 780.0nm in air - acetylene flame measured absorbance rubidium, computing the amount of rubidium.

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 sulfate (ρ1.84g/mL). Warning --- improper dilution risk prone 4.2 sulfate (11). Warning --- improper dilution risk prone 4.3 Hydrofluoric acid (ρ1.15g/mL). Warning --- toxic and corrosive hydrofluoric acid, the operation should wear gloves to prevent skin contact. 4.4 potash solution. Weigh 22.31g potassium sulfate (K2SO4) was dissolved in an appropriate amount of water, diluted with water to 500mL, shake. This solution 1mL containing 20mg of potassium. 4.5 rubidium standard solution. a) rubidium standard solution (1.00mg/mL). Weigh accurately 0.7074g advance by 105 ℃ bake 2h and cooled in the dryer light Spectrum pure rubidium chloride (RbCl) in a beaker, dissolved in water and transferred to 500mL volumetric flask, dilute to the mark, shake. This solution Liquid 1mL containing 1.00mg rubidium; b) rubidium standard solution (50.0μg/mL). dispensing 25.0mL rubidium standard solution [4.5a)] in 500mL volumetric flask, dilute with water Release to the mark. This solution 1mL containing 50.0μg rubidium.

5 Instruments

5.1 Atomic absorption spectrophotometer equipped with rubidium hollow cathode lamps. 5.2 Balance. three, a sense of the amount of 0.1mg. ......

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