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SN/T 2096-2008: Determination of acrylamide in food.Isotope internal standard
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| SN/T 2096-2008 | English | 209 |
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Determination of acrylamide in food.Isotope internal standard
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SN/T 2096-2008
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Basic data | Standard ID | SN/T 2096-2008 (SN/T2096-2008) | | Description (Translated English) | Determination of acrylamide in food.Isotope internal standard | | Sector / Industry | Commodity Inspection Standard (Recommended) | | Classification of Chinese Standard | X04 | | Word Count Estimation | 8,887 | | Date of Issue | 2008-07-17 | | Date of Implementation | 2009-02-01 | | Regulation (derived from) | Industry standard filing Notice 2008 No. 9 | | Issuing agency(ies) | General Administration of Customs | | Summary | This standard specifies the acrylamide in fried and baked goods detection methods. This standard applies to acrylamide in fried and baked detection. | SN/T 2096-2008: Determination of acrylamide in food.Isotope internal standard---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 acrylamide in food.Isotope internal standard
Exit inspection and quarantine industry standard book People's Republic of China
Detection of acrylamide in food
Isotope internal standard method
Posted 2008-07-17
2009-02-01 implementation
People's Republic of China
The State Administration of Quality Supervision, Inspection and Quarantine released
Foreword
Appendix A of this standard is an informative annex.
This standard is proposed and managed by the National Certification and Accreditation Administration Committee.
The standard by the China Academy of Inspection and Quarantine is responsible for drafting.
The main drafters of this standard. Vico Chung, Li Xiang, Li Li, Liu Hanxia, Chen Dongdong, Yong Wei, Qiu Yueming.
This standard is the first release of the entry-exit inspection and quarantine industry standards.
Detection of acrylamide in food
Isotope internal standard method
1 Scope
This standard specifies the method for detection of fried and baked foods acrylamide.
This standard applies to fried and baked foods acrylamide detection.
2 Determination
2.1 Method summary
The sample was extracted with water acrylamide, extract graphitized carbon black column purification, purification of liquid bromine derivatized by acrylamide
After isotopically labeled internal standard method, gas chromatography - mass spectrometry (GC-MS) detection.
2.2 Reagents and materials
Unless otherwise indicated, the reagents used were of analytical grade, water is deionized water or equivalent purity.
2.2.1 n-hexane. redistilled.
2.2.2 ethyl acetate. redistilled.
2.2.3 Acrylamide standard. Purity ≥99%.
2.2.4 (13C) labeled standard acrylamide. 1000mg/L.
2.2.5 acrylamide standard solution. Accurately weigh an adequate amount of acrylamide standard (accurate to 0.1mg), dissolved in water to prepare a concentration
Of 10mg/L of standard stock solution. Diluted to concentrations applicable standard working solution with water as needed.
2.2.6 (13C) labeled acrylamide standard solution. Pipette acrylamide standard 1mL (13C) labeled, formulated with water to a concentration of
10mg/L of standard stock solution. Diluted to concentrations applicable standard working solution with water as needed.
2.2.7 anhydrous sodium. 650 ℃ burning 4h, placed in the dryer to save.
2.2.8 graphitized carbon black SPE. infill graphitized carbon black 500mg, respectively, prior to use with 5mL methanol and 5mL water activation.
2.2.9 Bromine. Brominated concentration ≥3%.
2.2.10 hydrobromide. concentration ≥40.0%.
2.2.11 glass wool.
2.2.12 aqueous sodium thiosulfate solution. 0.2mol/L.
2.3 instruments and equipment
2.3.1 Gas chromatography - mass spectrometry with EI source.
2.3.2 rotary evaporator.
2.3.3 oscillator.
2.3.4 refrigerated centrifuge.
2.3.5 Nitrogen blowing instrument.
2.3.6 solid phase extraction devices.
2.3.7 scales (accurate to 0.001g).
2.4 Determination of step
2.4.1 Extraction
Weigh accurately pulverized sample 20g (accurate to 1mg) to (250mL) Erlenmeyer flask, add water 100mL, add 1mL concentration
500ng/mL13C3 acrylamide isotopically labeled internal standard, the oscillation 30min, the supernatant in 25mL 50mL centrifuge tube, was added
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