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SN/T 2297.1-2009: Chemical analysis methods of gypsum and gypsum products for import and export. Part 1: Determination of strontium content
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Chemical analysis methods of gypsum and gypsum products for import and export. Part 1: Determination of strontium content
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SN/T 2297.1-2009
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Basic data | Standard ID | SN/T 2297.1-2009 (SN/T2297.1-2009) | | Description (Translated English) | Chemical analysis methods of gypsum and gypsum products for import and export. Part 1: Determination of strontium content | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | Q62 | | Classification of International Standard | 91.100.10 | | Word Count Estimation | 12,169 | | Date of Issue | 2009-07-07 | | Date of Implementation | 2010-01-16 | | Quoted Standard | GB/T 620; GB/T 6682; GB/T 9776 | | 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 inductively coupled plasma- atomic emission spectroscopy (ICP-AES), inductively coupled plasma mass spectrometry (ICP-MS) and flame atomic absorption spectrometry (FAAS) determination of gypsum and gypsum products in the strontium content approach. This standard applies to gypsum and gypsum products in the detection of strontium content. | SN/T 2297.1-2009: Chemical analysis methods of gypsum and gypsum products for import and export. Part 1: Determination of strontium content
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Chemical analysis methods of gypsum and gypsum products for import and export.Part 1. Determination of strontium content
People's Republic of China Entry-Exit Inspection and Quarantine Standards
Import and export of gypsum and chemical analysis of gypsum products
Determination of strontium content. Part 1
Part 1. Determinationofstrontiumcontent
Posted 2009-07-07
2010-01-16 implementation
People's Republic of China
The State Administration of Quality Supervision, Inspection and Quarantine released
Foreword
SN/T 2297 "Importers gypsum and gypsum products, chemical analysis method" series of standards is divided into four parts.
--- Part 1. Determination of strontium content;
--- Part 2. Determination of organic matter;
--- Part 3. Determination of sulfide content;
--- Part 4. Determination of volatile sulfur compounds.
This section SN/T 2297 "Importers gypsum and gypsum products, chemical analysis method" series of standards - Part 1.
This section proposed and managed by the National Certification and Accreditation Administration Committee.
This section is responsible for drafting unit. People's Republic of China Tianjin Entry-Exit Inspection and Quarantine Bureau, People's Republic of China Fujian Entry-Exit Inspection and
Quarantine Bureau, China Academy of Inspection and Quarantine, China Entry-Exit Inspection and Quarantine Association, People's Republic of China Jiangsu Entry-Exit Inspection and Quarantine Bureau.
The main drafters of this section. Benny Lau from Jia Xiaochuan, Zhao Zhuo, Zhou, Zhang Shu, Yang Yan, Wei Hongbing, Liang Ming, Lu Zhigang, Sun Shujun, Ding Yu,
Han Wei.
The first part of the Department of Inspection and Quarantine issued by industry standards.
Import and export of gypsum and chemical analysis of gypsum products
Determination of strontium content. Part 1
1 Scope
This section SN/T 2297 specifies the inductively coupled plasma-atomic emission spectroscopy (ICP-AES), inductively coupled plasma mass spectrometry
(ICP-MS) and flame atomic absorption spectrometry (FAAS) gypsum and gypsum products in the method for the determination of strontium.
This section applies to the detection of gypsum and gypsum products strontium content.
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 620 HF
Laboratory use specifications and test methods GB/T 6682 Analysis
GB/T 9776 building plaster
3 Terms and definitions
GB/T 9776 defined by the following terms and definitions apply to this document.
3.1
Gypsum calcinedgypsum
Natural gypsum or industrial by-product gypsum dehydration treatment was to β hemihydrate calcium sulfate (β-CaSO4 · 1/2H2O) as a main component,
Without any pre-admixtures or additives powdered cementitious material.
A method of inductively coupled plasma atomic emission spectrometry
4 Method summary
Sample with an appropriate acid dissolved, diluted to a certain volume, the test solution injected into the plasma torch flame, and as light source. Plasma
Body corresponding element spectrometer wavelength, light intensity measured to determine its content from the calibration curve.
5 Reagents and materials
Unless otherwise indicated, all reagents superior grade pure water GB/T 6682 provisions of secondary water.
Nitrate 5.1 (ρ1.42g/mL).
5.2 hydrochloride (11).
5.3 Hydrofluoric acid (ρ1.14g/mL).
5.4 perchloric acid (ρ1.76g/mL).
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