GB 31604.13-2016 Translated English of Chinese Standard. GB31604.13-2016: National food safety standard - Food contact materials and products - Determination of 11- amino undecanoic acid migration quantityhttps://www.chinesestandard.net, 2018 M04 23 - 11 páginas This standard specifies the test method of high performance liquid chromatography of 11-amino undecanoic acid migration quantity in food contact materials and products. This standard applies to the determination of 11-amino undecanoic acid migration quantity in food contact materials and products. |
Contenido
| 3 | |
Scope | 4 |
Instrument and equipment | 6 |
Analytical procedures | 7 |
Analysis results expression | 8 |
Precision | 9 |
Appendix A 11amino undecanoic acid standard substance derivative chromatogram | 10 |
Términos y frases comunes
100mL volumetric flask 10mL reaction tube 11-amino undecanoic acid 25mL conical flask 5.5 instrument reference according to 5.4 accurate to 0.1mg Accurately MOVE 1.0mL Accurately WEIGH acetic acid solution Acetone acid isooctane stock acid migration quantity acid standard substance acidic and alcoholic alcoholic food simulants chromatogram of 11-amino derive according Determination of 11-amino Disodium tetraborate decahydrate dissolve it completely Figure A.1 fluorescence detector food contact materials food simulant standard food simulant test GB/T glacial acetic acid High performance liquid HPLC chromatogram instrument reference conditions limit of 11-amino materials and products migration test MIX it uniformly Oil-based food simulant olive oil performance liquid chromatography PREPARE 2 samples quantitative limit quantity in food Reagents remaining steps simulant test solution Sodium dihydrogen phosphate solution to adjust standard intermediate solution standard substance derivative standard working solution undecanoic acid concentration undecanoic acid migration undecanoic acid standard vortex oscillator water to dilute Water-based WEIGH 5g accurate