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1材料与方法1．1材料各类食品1．2方法1.2．1用银盐法测定食品中砷，同GB／T5009．11－1996[1]1．2．2用氢化物发生原子吸收法测定食品中砷愿理:硼氢化钠与酸反应产生新生态氢，将食品中砷还原为共价氢化物，用载气压力作为自动化能源将混合气带入电热石英吸收管原子化器，进行
1 Materials and methods 1.1 Materials Various foods 1.2 Methods 1.2.1 Determination of arsenic in food by silver salt method, with GB / T5009.11-1996 [1] 1.2.2 Hydride generation atomic absorption Determination of arsenic in food Remedies: Sodium borohydride reacts with acids to produce new ecological hydrogen, arsenic in food is reduced to covalent hydride, and the carrier gas pressure is used as an automated energy source to bring the gas mixture into a hot quartz absorption tube atomizer