GB 31604.28-2016 Translated English of Chinese Standard. GB31604.28-2016: National Food Safety Standard - Food contact materials and products - Determination of di (2-ethylhexyl) adipate and migrationhttps://www.chinesestandard.net, 24 giu 2018 - 15 pagine This standard specifies the methods of determination of di (2-ethylhexyl) adipate (DEHA) and migration in food contact materials and products. This standard is applicable to the determination of di (2- ethylhexyl) adipate and migration in polyvinyl chloride products. |
Sommario
| 3 | |
Scope | 4 |
Instruments and equipment | 5 |
Analytical steps | 6 |
Expression of the analytic result | 8 |
Determination of di 2ethylhexyl adipate DEHA migration | 9 |
Instruments and equipment | 11 |
Expression of the analytic result | 13 |
Parole e frasi comuni
10mL volumetric bottles 5.0g precision acidic add accurately 2.0mL adipate and migration adipate DEHA alcohol based food Analytical steps area of DEHA based food simulants blank solution chromatographic pure concentration of DEHA DEHA concentration DEHA is obtained DEHA standard intermediate DEHA standard reserve determination conditions listed determination of di ethyl acetate extract solution Food contact materials food simulants analysis Gas chromatographic conditions gas chromatography-mass spectrometer graduated pipette ion source Ionization energy listed in 12.4 Mass spectrometry Mass spectrum materials and products meter the volume migration test milligram mix evenly nitrogen blower oil based oil-based food simulant peak area polyvinyl chloride precision to 0.01g qualitative ion refrigerator for validity sample solution shake to mix solution for oil-based solution of DEHA spectrometer for determination standard curve standard intermediate solution standard reserve solution standard substance certified standard working solution storage method Store the solution substance certificate tetrahydrofuran validity period vortex oscillator Weigh DEHA