GB 5009.243-2016: Translated English of Chinese Standard. GB5009.243-2016: National Food Safety Standard - Determination of Heterocyclic Amine Substances in High-temperature Cooked FoodsThis Standard specifies the liquid chromatography-mass spectrometry/mass spectrometry for the determination of heterocyclic amines in high-temperature cooked foods such as 2-amino-3,4-dimethylimidazo [4,5-f] quinoline (MeIQ), 2-amino-3,8-dimethylimidazo [4,5-f] quinoline (MeIQx), 2-amino-3,4,8-trimethylimidazo [4,5-f] quinoline (4,8-DiMeIQx), 2-amino-3,7,8-trimethylimidazo [4,5-f] quinoline (7,8-DiMeIQx), 2-amino-1-methyl-6- |
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Contents
| 3 | |
Instruments and apparatuses | 5 |
Analytical procedures | 6 |
Result calculation | 8 |
Appendix A Gradient elution procedures | 9 |
Appendix B Mass spectrometry reference conditions | 10 |
Standard solution chromatogram | 11 |
Common terms and phrases
40 g/L sodium acetate buffer solution acetic acid-ammonium acetate Acetonitrile-water solution acid buffer solution-acetonitrile acid-ammonium acetate buffer Ammonium acetate buffer solution 3.2.7 buffer solution-acetonitrile mixed chromatographically pure chromatography-mass spectrometry/mass spectrometry concentration of 10.0 content of heterocyclic Detection limit Determination of Heterocyclic Dichloromethane DiMeIQx electrospray Ethanol-dichloromethane flow rate g/L sodium hydroxide g/L sodium hydroxide-methanol gradient elution procedures heterocyclic amine hydroxide solution 3.2.1 hydroxide-methanol mixed solution internal standard stock Ion source liquid chromatography-mass spectrometry/mass Mass spectrometry conditions Mass spectrometry reference MEASURE and TAKE MeIQ MeIQx mixed solution 3.2.3 mixed standard mL of 40 mL of methanol mL of water PhIP PIPETTE prepared by acetonitrile quantitation limit quinoline Reagents sample solution sensitivity is 0.01 sodium hydroxide solution sodium hydroxide-methanol mixed solid-phase extraction column solution-acetonitrile mixed solution solutions of heterocyclic spectrogram spectrometry reference conditions standard curve standard solution standard stock solution Standard substance standard working solution Table B.1 TAKE 50 mL volume fraction
Bibliographic information
| Title | GB 5009.243-2016: Translated English of Chinese Standard. GB5009.243-2016: National Food Safety Standard - Determination of Heterocyclic Amine Substances in High-temperature Cooked Foods |
| Author | https://www.chinesestandard.net |
| Publisher | https://www.chinesestandard.net, 2019 |
| Length | 11 pages |
| Export Citation | BiBTeX EndNote RefMan |