GB 5009.182-2017 Translated English of Chinese Standard. GB5009.182-2017: National Food Safety Standard - Determination of aluminum in foodshttps://www.chinesestandard.net, 2018 M02 11 - 15 pages This standard specifies some methods for determination of aluminum content in foods, such as spectrophotometry, inductively coupled plasma mass spectrometry, inductively coupled plasma emission spectrometry and graphite furnace atomic absorption spectrometry. |
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100 mL volumetric 180°C and heat accurately MOVE 0.500 Accurately PIPETTE 1.00 acid solution 5+95 ADD nitric acid ADD water aluminum content aluminum in foods Aluminum standard intermediate aluminum standard solution Ammonium hydroxide arithmetic mean Ascorbic acid blank solution buffer solution chrome azurol Constant-temperature oven content of aluminum coupled plasma mass digestion tank digestion WEIGH 0.2 furnace atomic absorption graphite furnace atomic guaranteed reagent hot plate hydrochloric acid Inductively coupled plasma intermediate solution 100 liquid sample mass concentration mass of aluminum MEASURE 5 mL milligram milliliters milliliters mL MIX it uniformly mL of aluminum mL of liquid mL of nitric mL of sulfuric mL of water mL volumetric flask nitric acid solution PIPETTE 1.00 mL plasma mass spectrometry result is retained sample digestive juice Sampling weight solution 1 g/L solution 100 mg/L spectrophotometry standard curve standard intermediate solution sulfuric acid Teflon uniformly for spare-use water to dilute WEIGH 0.2 g