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ICSGB/T19681—2005ThemethodforthedeterminationofSudandyesinfoods–Highperformanceliquidchromatography2005-03-292005-03-29GB/T19681—2005IGB/T1.1-20001GB/T20001.4-20014AGB/T19681—20051110ug/kg22.1344.14.24.34.44.54.64.71cm5cm()4.81002001052h100g2mL12h1ug/mL1mL5%60mL44.93cm10mL4.105%50mL1L4.1195%4.1210.0mg250mL55.1GB/T19681—200525.20.1mg5.35.45.55.60.45m677.17.1.11g5g0.001g10mL30mL5min10mL5mL4.92mm0.5cm10mL30mL5%60mL4.105mL0.45m7.1.20.5g2g0.001g1mL10mL7.1.17.1.310g20g0.01g10mL20mL30mL=315min,3000rpm10min,20mL235g55mL7.1.17.1.410g20g0.01g60mL5min20mL235g5mL7.1.17.27.2.1ZorbaxSB-C183.5m4.6mm150mmA0.1%=8515B0.1%=8020:1mL/min30478nm520nm10l17.2.200.10.20.40.81.6mL25mL00.160.320.641.282.56g/mL,7.3GB/T19681—200531R=C×V/M1Rmg/kgC(g/mL)VmLMg1minAB0257510.0257525.0010032.0010035.0257540.02575GB/T19681—20054Amin05101520253035mAU01234VWD1A,Wavelength=476nm(SUDAN4\05030307.D)5.75210.50615.51721.870SudanISudanIISudanIIISudanIV
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