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SN/T 3855-2014: Determination of ethylenediaminetetraacetic acid disodium in foodstuffs for export
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| SN/T 3855-2014 | English | 809 |
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Determination of ethylenediaminetetraacetic acid disodium in foodstuffs for export
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SN/T 3855-2014
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Basic data | Standard ID | SN/T 3855-2014 (SN/T3855-2014) | | Description (Translated English) | Determination of ethylenediaminetetraacetic acid disodium in foodstuffs for export | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | X04 | | Classification of International Standard | 67.050 | | Word Count Estimation | 33,377 | | Quoted Standard | GB/T 6682 | | Regulation (derived from) | AQSIQ notification issued in 2014 on the first batch of 230 industry-standard entry-exit inspection and quarantine | | Issuing agency(ies) | General Administration of Customs | | Summary | This Standard specifies the liquid chromatographic method edetate disodium. This Standard is the first law applies to beer, wine, fruit juice drinks, tea drinks, rice pudding, tomato sauce, blueberry jam, canned fish, salad dressings, canned mushroom, can | SN/T 3855-2014: Determination of ethylenediaminetetraacetic acid disodium in foodstuffs for 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 ethylenediaminetetraacetic acid disodium in foodstuffs for export
People's Republic of China Entry-Exit Inspection and Quarantine Standards
Determination of disodium ethylene diamine food exports
Issued on. 2014-01-13
2014-08-01 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.
Some elements of this document may involve patents, publication of this document
Institutions do not recognize these patents involve responsibility.
This standard is proposed and managed by the National Certification and Accreditation Administration Committee.
This standard was drafted. Heilongjiang People's Republic of China Exit Inspection and Quarantine.
The main drafters of this standard. Yang Chang-chih, Weidong Xu, Wang Zhuansong, Wang Wei, Han Guangyuan, Wu Yan, Cheng Yang, Tian Feng.
Determination of disodium ethylene diamine food exports
1 Scope
This standard is the first law of liquid chromatographic method in food exports of disodium edetate.
This standard is the first law applies to beer, wine, juice drinks, tea drinks, rice pudding, tomato sauce, blueberry jam, canned fish, salad dressing, gold
Needle mushroom, canned, canned chestnut disodium edetate detection.
This standard specifies the method of the second outlet in food disodium edetate liquid chromatography - mass spectrometry/mass spectrometry.
The second method is suitable for standard beer, wine, juice drinks, tea drinks, rice pudding, tomato sauce, blueberry jam, canned fish, salad dressing, gold
Needle mushroom, canned, canned chestnut disodium edetate 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
The first method of liquid chromatography
3 Method summary
Disodium edetate sample extraction with water, the extract was derivatized ferric chloride and chloroform purified by liquid chromatography detection
Testing, external standard.
4 Reagents and materials
Unless otherwise specified, all reagents were of analytical grade water as a water GB/T 6682 regulations.
4.1 Methanol. chromatographically pure.
4.2 chloroform. chromatography.
4.3 potassium dihydrogen phosphate (KH2PO4).
4.4 hydrochloric acid.
4.5 phosphoric acid.
4.6 ferric chloride (FeCl3 · 6H2O).
4.7 Ferric chloride solution. 0.02mol/L. Weigh 0.5406g ferric chloride (4.6), was dissolved in 90mL water and transferred to a 100mL capacity
Flask, was added 0.03mL of hydrochloric acid (4.4) with water to volume, and mix.
4.8 potassium dihydrogen phosphate solution. 0.075mol/L, pH = 2.3. Weighed 10.207g potassium dihydrogen phosphate (4.3), was dissolved in 900mL of water, with
Phosphoric acid to adjust the pH to 2.3, transferred to 1000mL volumetric flask with water to volume, and mix.
Disodium edetate 4.9 Standard. CAS. 6381-92-6, purity not less than 99%.
4.10 standard stock solution. accurately weighed amount of disodium edetate standards, dissolved in water and dilute to 100mL brown capacity
Standard stock solution vial to give a concentration of 10mg/mL of this solution was transferred to the reservoir bottle storage for one month at 4 ℃.
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