1) Sample preparation for recovery test
添加回收样品制备
2) increase returns-ratio
添加回收率
1.
Agricultural chemicals proof and quota basis retention time and corresponding quota ion, qualitative ion and its ion ratio has carried on the increase returns-ratio experiment to this method, average returns-ratio between 70 % and 120 %.
对该方法进行了添加回收率实验,平均回收率在70%和120%之间。
3) preparation of sample
样品制备
1.
This paper introduces the effect of the preparation of sample which includes concentration of sample,volume of sample,sample dissolved and using antioxidant in sample,to the analytic result,when the molecular weight of polyolefin is measured by Gel Permeation Chromatography.
介绍了用凝胶渗透色谱测定聚烯烃分子量时,聚烯烃的样品浓度、进样体积、样品溶解和样品中是否加入氧化剂等样品制备的方法对分析结果的影响。
4) sample preparation
样品制备
1.
Advances in the sample preparation and determination of PCDD/Fs;
二噁样品制备与检测技术进展
2.
Two-dimensional polyacrylamide gel electrophoresis-based serum protein separation:comparison of two sample preparation methods;
两种样品制备方法对血清蛋白质双向凝胶电泳分离效果的影响
3.
Effect of sample preparation on determination results of total iron content in limonite
样品制备对褐铁矿总铁含量测定结果的影响
5) Specimen preparation
样品制备
1.
The surface and cross section of animal hairs were observed and compared by different methods of SEM specimen preparation.
用6种不同的扫描电镜样品制备方法对动物毛发表面及横断面的超微结构进行观察比较。
6) Reclamation test
添加回收试验
补充资料：添加
1.增添。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条