rectifying instrument造句

n-phenyl-b-naphthylamine ( antioxidant d ) and 2, 6-di-tert-butyl-p-cresol ( anti-oxidant bht ) are the two kinds of antioxidant which are extensively used in our country . their standard reference materials can be used to rectify instruments and measure our analytical methods
防老剂d与bht标准物质可作为行业对其产品纯度检测的基准，用于校准测量仪器，评价测量方法的准确度，保证测量结果的准确性。
It's difficult to find rectifying instrument in a sentence. 用rectifying instrument造句挺难的