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SN/T 3233-2012 PDF English

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SN/T 3233-2012: Determination of o-Fluorotoluene, m-Fluorotoluene, p-Fluorotoluene for import and export
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SN/T 3233-2012English189 Add to Cart 3 days [Need to translate] Determination of o-Fluorotoluene, m-Fluorotoluene, p-Fluorotoluene for import and export

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Basic data

Standard ID SN/T 3233-2012 (SN/T3233-2012)
Description (Translated English) Determination of o-Fluorotoluene, m-Fluorotoluene, p-Fluorotoluene for import and export
Sector / Industry Commodity Inspection Standard (Recommended)
Word Count Estimation 7,79
Quoted Standard GB/T 6680
Regulation (derived from) National Quality Inspection (2012) 643; industry standard filing Notice 2013 No. 1 (No. 157 overall)
Issuing agency(ies) General Administration of Customs
Summary This standard specifies the import and export o-fluoro-toluene, between fluoride toluene, toluene content of fluorine gas chromatographic method. This standard applies to import and export o-fluoro-toluene, between fluoride toluene, toluene determination

SN/T 3233-2012: Determination of o-Fluorotoluene, m-Fluorotoluene, p-Fluorotoluene for import and export




---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 o-Fluorotoluene, m-Fluorotoluene, p-Fluorotoluene for import and export People's Republic of China Entry-Exit Inspection and Quarantine Standards Importers o-fluoro toluene, m-fluoro-toluene, fluorotoluene Determination Determinationofo-Fluorotoluene, m-Fluorotoluene, p-Fluorotoluene Issued on. 2012-10-23 2013-05-01 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 Liaoning Province Exit Inspection and Quarantine. The main drafters of this standard. Liu Ning, Jiang Shi, Jiang Li, Rong will, Mian Liu, Zhong Yu, Wang Xu, Chen Chang. Importers o-fluoro toluene, m-fluoro-toluene, fluorotoluene Determination

1 Scope

This standard specifies the import and export o-fluoro toluene, m-fluoro-toluene, fluorine gas chromatographic method for toluene content. This standard applies to the import and export o-fluoro toluene, m-fluoro-toluene, fluorotoluene determination.

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 6680 General rules for sampling liquid chemical products

3 Method summary

After the sample is diluted with a solvent acetone by capillary column measurement with hydrogen flame ionization detector gas chromatography, the use of external Standard method.

4 Reagents and materials

4.1 acetone. chromatography. 4.2 o-fluoro toluene standards. purity ≥98.50%. 4.3 fluorotoluene standards. purity ≥98.50%. 4.4 pairs fluorotoluene standards. purity ≥98.50%. 4.5 o-fluoro toluene, m-fluoro-toluene, fluorotoluene working solution for standard. namely Pipette 0.1mL o-fluoro toluene, m-fluoro-toluene, fluorotoluene standard Quasi product in 100mL volumetric flask with acetone to volume, the solution concentration of 0.1%. 4.6 mixed standard working solution. the preparation for the actual situation of concentration. 5. Apparatus Gas chromatograph. with hydrogen flame ionization detector (FID).

6 Determination

6.1 Sampling and sample preparation Performed according to GB/T 6680 regulations. 6.2 Chromatographic conditions 6.2.1 Column. FFAP capillary column (or equivalent post), 30m × 0.25mm (inner diameter) × 0.25μm. ...

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