purities

Synthesizing very long alkanes is not trivial, especially in the quantities and purities required to put these simulations to the test.

合成很长的烷烃并不轻松，尤其是达到实验所需要的数量和纯度。

The optimum conditions were applied on 3 batches of phytin of varying purities and the final yield was all more than 94%.

将此最佳工艺运用于三种不同纯度的菲丁，提取效果良好，最终得率达到94%以上。

Sizes and purities of bars are matched to the special requirements of regional markets, fabricators or end users.

大小和纯度的金条配的特殊需要的区域市场，制造者或最终用户。

It indicted that the structures of surfactants were accordance with design and the purities were high.

通过结构表征和纯度测定可以确定合成物质的分子结构符合设计且纯度较高。

Use the below to indicate desired goal (or ideal), and minimum acceptable final purities or compositions.

用以下表格描述希望实现的目标（或理想结果），以及最低可接受的最终纯度或成分。

The gases were obtained from local companies and their purities were higher than 99%.

从当地公司得到这些气体，它们的纯度甚至高出99%。

The purities of the separated products, peimine and peimine were determined using HPLC-ELSD.

用HPLC-ELSD法对分离出的贝母素甲和贝母素乙的纯度进行测定。

The yields of the four products are over 74%, 81%, 64%, 69% respectively and the purities are over 95%.

结果表明：在最佳反应条件下，4种产品的产率分别可达74%，81%，64%，69%，纯度皆可达95%以上。

OBJECTIVE To study the impact of the absorption kinetics of different purities of puerarin extracts in rats'intestine.

目的研究不同纯度葛根素提取物的大鼠小肠吸收动力学参数的差异。