美联称，在过去一年中，从牙膏到奶粉，由于在很多产品中发现了大量化学物及添加剂，中国产品的声誉遭受了严重打击。

The reputation of Chinese products has come under fire in the past year after high levels of chemicals and additives were found in goods ranging from toothpaste to milk powder, AP said.

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综述了近年来联萘衍生物作为手性配体构成的金属络合物在前手性烯、酮及亚胺的不对称氢化反应中的应用。

In this article, the recent application in recent years of metal complexes composed of binaphthyl derivatives in asymmetric hydrogenation of prochiral alkenes, ketones and imines are reviewed.

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目的：优化并评估了水解衍生-酶联免疫方法在测定动物肌肉中抗生素呋喃唑酮代谢后结合残留物中的应用。

Objective: The potential use of a derivatisation-ELISA method for determining of binding residues of antibiotics furazolidone metabolites in animal muscles was optimized and evaluated.

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