GB/T 35828-2018 Translated English of Chinese Standard. (GBT 35828-2018, GB/T35828-2018, GBT35828-2018): Determination of chromium, arsenic, cadmium, stibium, and lead in cosmetics - Inductively coupled plasma mass spectrometryhttps://www.chinesestandard.net, 20 ม.ค. 2019 - 12 หน้า This Standard specifies inductively coupled plasma mass spectrometry for the determination of chromium, arsenic, cadmium, stibium, and lead in cosmetics. This Standard applies to inductively coupled plasma mass spectrometry for the determination of chromium, arsenic, cadmium, stibium, and lead in cosmetics such as creams, body lotions, lip glosses, lipsticks, liquid eyeliners, liquid foundations, perfumes, nail polishes, bath foams, and shampoos. |
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100 mL volumetric 50 mL colorimetric acid solution 4.3 ADD 3 mL arithmetic mean arsenic atomization banned substances bismuth blank test cadmium colorimetric tube pre-added Control temperature/°C Heating Cosmetics 2015 Edition coupled plasma mass determination of chromium digestion WEIGH approximately dilute nitric acid dilute to volume element gas flow GB/T graphite digestion instrument Graphite digestion system guarantee reagent Heating time/min Table hydrofluoric acid 4.4 hydrogen peroxide 4.2 independent determination results indium inductively coupled plasma intermediate solution 4.8 L/min lead in cosmetics mass spectral mass spectrometer ICP-MS mass-to-charge ratio mg/kg milliliter ng/mL mL colorimetric tube mL of internal mL of nitric mL volumetric flask mL~1 mL nitric acid 4.1 nitric acid solution obtained under repeated plasma mass spectrometer primary standard intermediate reference material certificate sample preparation sample solution Secondary standard intermediate standard intermediate solution standard series standard working solution Standards for Cosmetics stibium Table A.1 Table A.2 temperature/°C Heating time/min uniformly-mixed sample