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SN/T 3025-2011 PDF English

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SN/T 3025-2011: Wood presservatives. Creosote, creosoted timber and wooden product. Methods of sampling and analysis. Determination of the benzo [a] pyrene content of creosote
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SN/T 3025-2011English259 Add to Cart 3 days [Need to translate] Wood presservatives. Creosote, creosoted timber and wooden product. Methods of sampling and analysis. Determination of the benzo [a] pyrene content of creosote

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Basic data

Standard ID SN/T 3025-2011 (SN/T3025-2011)
Description (Translated English) Wood presservatives. Creosote, creosoted timber and wooden product. Methods of sampling and analysis. Determination of the benzo [a] pyrene content of creosote
Sector / Industry Commodity Inspection Standard (Recommended)
Classification of Chinese Standard B71
Classification of International Standard 79.020
Word Count Estimation 10,141
Date of Issue 2011-09-09
Date of Implementation 2012-04-01
Quoted Standard GB/T 6680; GB/T 6682; GB/T 12808
Adopted Standard BS EN 1014-2-1996, MOD; BS EN 1014-3-1998, MOD
Regulation (derived from) National Quality Inspection (2011) 492; industry standard filing Notice 2012 No. 4 (No. 148 overall)
Issuing agency(ies) General Administration of Customs
Summary This standard specifies the preservative creosote treated wood and wood products in creosote and creosote extraction of benzo [a] pyrene content in high-performance liquid chromatography (HPLC) method. This standard applies to creosote preservative treated wood and wood products in creosote and creosote extraction of benzo [a] pyrene by HPLC. This standard creosote benzo [a] pyrene content lower limit of 30mg/kg.

SN/T 3025-2011: Wood presservatives. Creosote, creosoted timber and wooden product. Methods of sampling and analysis. Determination of the benzo [a] pyrene content of creosote





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Wood presservatives.Creosote, creosoted timber and wooden product.Methods of sampling and analysis.Determination of the benzo [a] pyrene content of creosote People's Republic of China Entry-Exit Inspection and Quarantine Standards After the wood preservative creosote and creosote treated Wood, wood products, sampling and analysis methods in creosote Determination of benzo [a] pyrene content Woodpreservatives-Creosote, creosotedtimberandwoodenproduct-Methodsof samplingandanalysis-Determinationofthebenzo [a] pyrenecontentofcreosote Methodsofsamplingandanalysis-Part 2. Procedureforobtainingasample ofcreosotefromcreosotedtimberforsubsequentanalysis, BSEN1014-3. samplingandanalysis-Part 3. Determinationofthebenzo [a] pyrene contentofcreosote, MOD) Issued on. 2012-04-01 2011-09-09 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 revised standard adopts BSEN1014-2.1996 "creosote, creosote wood preservative treatment method for the sampling and analysis - Part 2. Extraction of creosote treated wood preservative creosote "and BSEN1014-3.1998" creosote, creosote wood preservative treatment and sub-sampling Analytical methods - Part 3. Creosote benzo [a] pyrene content determination "(in English). For comparison, listed in Appendix B of the standard terms and provisions of the international standard control list is given in Appendix C List of technical differences and the reasons for your reference. This standard is proposed and managed by the National Certification and Accreditation Administration Committee. This standard was drafted. People's Republic of China Jiangsu Entry-Exit Inspection and Quarantine Bureau, Nanjing Forestry University, the People's Republic of China Tianjin Entry Inspection and Quarantine Bureau, People's Republic of China Guangdong CIQ. The main drafters of this standard. Lu Zhigang, Yuan Min, THE ACADEMY Zhu Haiou, Sun Beiling, the waves of the Yellow River, from Benny Lau, ZHOU Ming-hui, Zhang Jian, Li Xiang. After the wood preservative creosote and creosote treated Wood, wood products, sampling and analysis methods in creosote Determination of benzo [a] pyrene content

1 Scope

This standard specifies the preservative creosote treated wood, wood products extracted in creosote and creosote benzo [a] pyrene efficient Liquid chromatography (HPLC) determination. This standard applies to creosote treated wood preservative, wood products extracted in creosote and creosote benzo [a] pyrene by HPLC. This standard creosote benzo [a] pyrene was measured lower limit of 30mg/kg.

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, undated references, the latest edition (including any amendments) applies to this document. GB/T 6680 General rules for sampling liquid chemical products GB/T 6682 analytical laboratory use specifications and test methods (GB/T 6682-2008, ISO 3696. 1987, MOD) GB/T 12808 Laboratory glassware single marking pipette Principle 3 Sample properly cut, extract creosote Soxhlet with toluene as the solvent and purification. Creosote acetonitrile and water mixture diluted, Separated by reversed-phase liquid chromatography column, benzo [a] pyrene fluorescence detector used with liquid chromatograph, external standard.

4 Terms and Definitions

The following terms and definitions apply to this document. 4.1 Batch batch Confirmed by the same set of requirements for post-processing of wood preservative or wood products.

5 Reagents and standard solutions

Unless otherwise indicated, the reagents used were of analytical grade. The water at least up to GB/T 6682 stipulated a purity distilled or deionized Sub-water requirements. 5.1 toluene. evaporation residue content should be less than 0.001% (mass concentration). 5.2 acetonitrile. chromatography. 5.3 acetonitrile water mixture. aqueous acetonitrile = 780 220, stored at room temperature. 5.4 Benzo [a] pyrene. purity of greater than 98%. ...

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