GB 5009.83-2016 Translated English of Chinese Standard. GB5009.83-2016: National Food Safety Standard - Determination of Carotene in Foodshttps://www.chinesestandard.net, 2018. 6. 24. - 21페이지 This Standard specifies the method for determination of carotene in foods. This Standard chromatographic condition I is applicable to the determination of carotene and total carotene in foods. The chromatographic condition II is applicable to the determination of carotene in foods. |
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Analysis results expression | 11 |
Appendix B Confirmation of retention time of βcarotene isomers | 17 |
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100 mL brown 250 mL conical accurate to 0.001 Accurately PIPETTE 10.0 acetonitrile ADD 1 g ADD 75 mL anhydrous ethanol Appendix area of chromatographic ascorbic acid brown volumetric flask calculated according CAP the stopper carotene in foods chromatographic purity chromatographically pure coefficient which expresses concentration of standard confirm the retention constant temperature oscillating Determination of Carotene dichloromethane to dilute dilute to volume external standard method Figure C.1 g of ascorbic HPLC hundred grams isomerized isomers Liquid chromatogram Methyl tert-butyl ether micrograms per hundred micrograms per milliliter mL brown volumetric mL of standard n-hexane National Food Safety oscillating water bath papain petroleum ether phase PIPETTE 0.50 mL potassium hydroxide qualitative based Reference chromatographic conditions Relative correction factor response factor result in micrograms Rotary evaporator Sample mass sample solution saponification separatory funnel sodium sulfate standard curve standard intermediate solution standard solution standard stock solution standard working solution temperature oscillating water