对四川省雅安地区市售畜禽鱼肉、蛋、奶九个品种38份样品，采用冷原子吸收法进行了汞残留的检测。
Mercury was detected in all the 38 Samples of fish, meat, egg and milk in the markets of ya'an district, Sichuan, by using the Atom-Absorbed method.
介绍了牛奶中青霉素类抗生素残留的来源、危害，并对在牛奶中常见的青霉素类抗生素的检测方法进行了阐述，对于改进实验方法和提高奶及奶制品质量都有一定的借鉴作用。
The article briefs the source and harm of beta-lactam antibiotic in milk. The article also provides information for improvement on the methods of determination and quality of milk and milk products.
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