SN/T 2764-2011 English PDF

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SN/T 2764-2011: Determination of multi-components in fluorspar. X-ray fluorescence spectrometric method
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 2764-2011	209	Add to Cart	3 days	Determination of multi-components in fluorspar. X-ray fluorescence spectrometric method	Valid

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Basic data

Standard ID: SN/T 2764-2011 (SN/T2764-2011)
Description (Translated English): Determination of multi-components in fluorspar. X-ray fluorescence spectrometric method
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: D50
Classification of International Standard: 73.080
Word Count Estimation: 8,819
Date of Issue: 2011-02-25
Date of Implementation: 2011-07-01
Quoted Standard: GB/T 16597
Regulation (derived from): ?AQSIQ-Inspection [2011] 90
Issuing agency(ies): General Administration of Customs
Summary: This standard specifies the wavelength dispersive X -ray fluorescence spectrometric method for a variety of ingredients fluorite. This standard applies to the determination of fluorspar in a variety of ingredients. Measuring range (mass fraction) are shown in Table l.

SN/T 2764-2011: Determination of multi-components in fluorspar. X-ray fluorescence spectrometric method

---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.
Determination of multi-components in fluorspar.X-ray fluorescence spectrometric method People's Republic of China Entry-Exit Inspection and Quarantine Standards Determination of fluorite in a variety of ingredients X-ray fluorescence spectrometry Issued on. 2011-02-25 2011-07-01 implementation People's Republic of China The State Administration of Quality Supervision, Inspection and Quarantine released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard is proposed and managed by the National Certification and Accreditation Administration Committee. This standard was drafted. People's Republic of China Ningbo Exit Inspection and Quarantine. The main drafters. Zhang Jianbo, Lin Zhenxing, forest edge, Chen Jianguo, Hou Jianguo, Wang Qian, Xiao Ying Hu. This standard is the first release of the entry-exit inspection and quarantine industry standards. Determination of fluorite in a variety of ingredients X-ray fluorescence spectrometry

1 Scope

This standard specifies the wavelength dispersive X-ray fluorescence spectrometry method for a variety of ingredients in fluorite. This standard is applicable to the determination of a variety of ingredients in fluorite, measurement range (by mass) shown in Table 1. Table 1 fluorite in the measurement range of each component Component mass fraction range /% Al2O3 0.04 ~ 3.69 BaO 0.02 ~ 8.20 T.CaF2 60.1 ~ 98.8 Fe2O3 0.06 ~ 2.35 K2O 0.02 ~ 1.44 MnO 0.01 ~ 0.23 P 0.01 ~ 0.06 S 0.01 ~ 1.75 SiO2 0.64 ~ 36.10 NOTE. T.CaF2 --- total Ca in CaF2 dollars.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the edition are not applicable to the present file. For undated references, the latest edition (including any amendments) applies to this document. GB/T 16597 metallurgical product analysis X-ray Fluorescence Spectrometry General

3 Method summary

Powder samples with a suitable flux cast by a certain percentage to be suitable for sample fuse X-ray fluorescence spectrometer measurements. In selected Measuring the analyte sample sheet melting characteristic spectral lines of the instrument X-ray fluorescence intensity measurement conditions, calibration curve or equation meter Operator, and inter-element interference effect correction to obtain the content of analyte in the sample.

4 Reagents and materials

Unless otherwise indicated in the analysis using only recognized as analytical grade reagents and distilled or deionized water or equivalent purity. 4.1 mixed flux of lithium tetraborate and lithium metaborate 12-22. excellent pure before use at 650 ℃ burning 4h. ......

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