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SN/T 3622-2013 English PDF

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SN/T 3622-2013: Determination of 2-chloroaniline in foodstuffs for export. LC/MS/MS method
Status: Valid
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SN/T 3622-2013English519 Add to Cart 4 days [Need to translate] Determination of 2-chloroaniline in foodstuffs for export. LC/MS/MS method Valid SN/T 3622-2013

PDF similar to SN/T 3622-2013


Standard similar to SN/T 3622-2013

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Basic data

Standard ID SN/T 3622-2013 (SN/T3622-2013)
Description (Translated English) Determination of 2-chloroaniline in foodstuffs for export. LC/MS/MS method
Sector / Industry Commodity Inspection Standard (Recommended)
Classification of Chinese Standard X04
Classification of International Standard 67.050
Word Count Estimation 20,272
Quoted Standard GB/T 6682
Regulation (derived from) National quality recognition (2013), No. 464; industry standard filing Notice No. 1 of 2014 (No. 169 overall)
Issuing agency(ies) General Administration of Customs
Summary This standard specifies the electrical instrumentation export commodities transport packaging of technical requirements, test methods and sampling and unqualified disposal. This standard is applicable to the export of electrical instrumentation commoditie

SN/T 3622-2013: Determination of 2-chloroaniline in foodstuffs for export. LC/MS/MS 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 2-chloroaniline in foodstuffs for export. LC/MS/MS method People's Republic of China Entry-Exit Inspection and Quarantine Standards Determination of food for export 2-chloroaniline Content Liquid chromatography - mass spectrometry/mass spectrometry LC/MS/MSmethod Issued on. 2013-08-30 2014-03-01 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. Please note that some of the content of this document may involve patents. Distribution of this document Institutions do not assume the responsibility to identify these patents. This standard is proposed and managed by the National Certification and Accreditation Administration Committee. This standard was drafted. Xiamen, People's Republic of China Exit Inspection and Quarantine Technology Center. The main drafters of this standard. Zheng Xianghua, Xudun Ming, Wang Wei, Lin Liyi, heron Chen Ping, Zhou Yu. Determination of food for export 2-chloroaniline Content Liquid chromatography - mass spectrometry/mass spectrometry

1 Scope

This standard specifies the export of food in 2-chloroaniline content by liquid chromatography - mass spectrometry/mass spectrometry. This standard applies to rice, fresh mushrooms, tea, green beans, mango, green onions, carrots, spinach, tilapia, pork, shrimp, liver in 2-chloro-aniline content detection and confirmation.

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. Laboratory use specifications and test methods GB/T 6682 Analysis

3 Method summary

2-chloroaniline in the sample was extracted by acetonitrile, a mixed cation exchange solid phase extraction column purification, liquid chromatography - mass spectrometry/mass spectrometer And validation, external standard.

4 Reagents and materials

Unless otherwise specified, the reagents were of analytical grade water as a water line with GB/T 6682 regulations. 4.1 acetonitrile. chromatography. 4.2 Methanol. chromatographically pure. 4.3 formic acid. Chromatographic pure. 4.4 sodium chloride. 4.5 anhydrous sodium. 650 ℃ before use burning 4h, the dryer use. 4.6 Ammonia. 36% (mass concentration). 4.7 acetic acid. Chromatographic pure. 4.8 formic acid (0.1%). Pipette 1.0mL of formic acid (4.3), diluted with water, and set the volume to 1L. 4.9 ammoniated methanol (595 by volume). amount of 5mL ammonia (4.6) and 95mL of methanol (4.2) and mix. 4.10 acetic acid - water (595 by volume). amount of 5mL of acetic acid (4.7) and 95mL water, and mix. 4.11 0.1% formic acid - acetonitrile (11 volume). amount of water 100mL0.1% formic acid (4.8), was added 100mL acetonitrile (4.1), mixed spare. 4.12 Standard substances. 2-chloroaniline (o-chloroaniline, CAS number. 95-51-2), molecular formula. C6H6ClN, purity of greater than or equal to 99.0%. 4.13 standard stock solution. Weigh 10mg (accurate to 0.1mg) 2- chloroaniline standards, dissolved in methanol and set the volume to 100mL brown Color volumetric flask, formulated at a concentration of 100μg/mL standard stock solution, and stored in the dark at 4 ℃. Standard stock solution within six months stable.

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