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SN/T 2638.1-2010: Determination of manganse, iron, silicon, aluminum, calcium, magnesium, titanium, potassium and phosphorus in manganese ores for import and export. Wavelength dispersive X-ray fluorescence spectrometric method
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Determination of manganse, iron, silicon, aluminum, calcium, magnesium, titanium, potassium and phosphorus in manganese ores for import and export. Wavelength dispersive X-ray fluorescence spectrometric method
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SN/T 2638.1-2010
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Basic data | Standard ID | SN/T 2638.1-2010 (SN/T2638.1-2010) | | Description (Translated English) | Determination of manganse, iron, silicon, aluminum, calcium, magnesium, titanium, potassium and phosphorus in manganese ores for import and export. Wavelength dispersive X-ray fluorescence spectrometric method | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | D32 | | Classification of International Standard | 73.060.20 | | Word Count Estimation | 8,869 | | Date of Issue | 2010-05-27 | | Date of Implementation | 2010-12-01 | | Quoted Standard | GB/T 6379.2; GB/T 16597 | | Regulation (derived from) | National Quality Inspection (2010) 290; industry standard filing Notice 2010 No. 10 (No. 130 overall) | | Issuing agency(ies) | General Administration of Customs | | Summary | This standard specifies the use wavelength dispersive X-ray fluorescence spectrometry manganese ore, manganese, iron, silicon, aluminum, calcium, magnesium, titanium, potassium and phosphorus content approach. This standard applies to manganese ore, manganese, iron, silicon, aluminum, calcium, magnesium, titanium, potassium and phosphorus content. | SN/T 2638.1-2010: Determination of manganse, iron, silicon, aluminum, calcium, magnesium, titanium, potassium and phosphorus in manganese ores for import and export. Wavelength dispersive X-ray fluorescence spectrometric method
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Determination of manganse, iron, silicon, aluminum, calcium, magnesium, titanium, potassium and phosphorus in manganese ores for import and export.Wavelength dispersive X-ray fluorescence spectrometric method
People's Republic of China Entry-Exit Inspection and Quarantine Standards
Manganese ore import and export of manganese, iron, silicon, aluminum, calcium, magnesium,
Measurement wavelength titanium, potassium and phosphorus dispersive X-ray
Fluorescence Spectrometry
Determinationofmanganese, iron, silicon, aluminum, calcium,
magnesium, titanium, potassiumandphosphorusinmanganeseoresforimport
Issued on. 2010-05-27
2010-12-01 implementation
People's Republic of China
The State Administration of Quality Supervision, Inspection and Quarantine released
Foreword
SN/T 2638 series of standards is divided into two parts.
--- Part 1. Determination of the wavelength of the import and export of manganese ores, iron, silicon, aluminum, calcium, magnesium, titanium, potassium and phosphorus dispersive X-ray fluorescence
Spectroscopy;
--- Part 2. Import-export manganese ore of iron, measured inductance aluminum, magnesium, calcium, titanium, phosphorus, nickel, copper, zinc coupled plasma atomic hair
Emission spectrometry.
This section SN/T 2638 series of standards - Part 1.
This section proposed and managed by the National Certification and Accreditation Administration Committee.
This section was drafted by. People's Republic of China Liaoning Entry Inspection and Quarantine Bureau, People's Republic of China Guangdong Entry-Exit Inspection and
Quarantine Bureau.
Drafters of this section. Lin Zhong, Jiang Xiaoguang, Li Weigang Plasture Marina, Zhong Zhiguang.
The first part of the Department of Inspection and Quarantine issued by industry standards.
Manganese ore import and export of manganese, iron, silicon, aluminum, calcium, magnesium,
Measurement wavelength titanium, potassium and phosphorus dispersive X-ray
Fluorescence Spectrometry
1 Scope
This section SN/T 2638 specifies the determination of manganese ore manganese, iron, silicon, aluminum, calcium, magnesium, titanium using wavelength dispersive X- ray fluorescence spectrometry,
Potassium and phosphorus content method.
This section applies to the determination of manganese ore and manganese, iron, silicon, aluminum, calcium, magnesium, titanium, potassium and phosphorus content in the measuring range in Table 1.
Table 1 Measuring range% (mass fraction)
Elements or compounds Mn Fe SiO2 Al2O3 CaO
Measurement range 22 ~ 521 ~ 245 ~ 361 ~ 10 0.5 ~ 28
Elements or compounds MgO P K2O TiO2
Determination of 0.4 to 5, 0.06 to 0.5 0.6 to 1.5 0.01 to 1.5
Note. The above content is content by loss on ignition corrected.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 6379.2 measurement methods and results of Accuracy (trueness and precision) - Part 2. Determine the standard measurement method to repeat
Of the basic methods of reproduction
GB/T 16597 X-ray analysis of metallurgical products Spectrofluorimetry General
3 Method summary
Sample with anhydrous lithium tetraborate melt a small amount of lithium bromide as a release agent, made of glass melting slices with X- ray fluorescence spectrometer measurement,
Empirical coefficient method or theory corrected absorption coefficient α between elements - enhancing effect, the measured analyte spectral characteristics of X-ray fluorescence intensity
Degrees, according to the quantitative relationship between X-ray fluorescence intensity and analyte content measured elements between, calculate the amount of analyte.
4 Reagents and materials
Unless otherwise indicated in the analysis using only recognized as analytical grade reagents and distilled water or equivalent purity.
4.1 Anhydrous lithium tetraborate (specific fluorescent reagent). burning at least 550 ℃ 4h, placed in a desiccator and stored. Mixed flux, other
Suitable fluxes may be used for the preparation of samples.
4.2 bromide. at 105 ℃ dried, placed in a desiccator for storage.
4.3 lithium bromide solution. 60mg/mL, weighed 30g ± 0.001g lithium bromide (4.2), was dissolved in 200mL of water, diluted to 500mL.
4.4 hydrochloride (11).
4.5 methane, argon gas mixture (19).
5 Instruments
5.1 wavelength dispersive X-ray fluorescence spectrometer. meet GB/T 16597 regulations, Rh target X-ray tube, and the supporting computer.
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