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1·The company's products are: reagent grade.

本公司产品有： 试剂级。

2·Unless reagent grade sucrose is available use cane sugar.

如果没有试剂级的蔗糖，可以用甘蔗糖。

3·Unless reagent grade sucrose is available use cane sugar.

商业用蔗糖有两个主要来源——甜甘蔗和制糖甜菜。

4·All chemicals from commercial sources were of reagent grade and used without further purification.

所有商业来源的化学药品都是试剂级别的，不经过纯化即可使用。

5·It is reveal by GC analysis that the purity of the TMP, treated by reduced pressure distillation and recrystallization in acetic ester, approximates to that of the reagent grade TMP.

GC分析结果表明：采用减压蒸馏及乙酸乙酯重结晶并用的方法精制的TMP纯度接近于试剂级TMP。

6·Thecontents of metal impurities in the bismuth products obtain the standards of the analysis reagent and the contents of anions obtain the standard of the grade of chemical purity.

然后再由铋精矿制取铋的化工产品，这些铋品中的金属杂质元素含量都达到分析纯要求，有少量产品阴离子纯度有待提高。

7·Reagent-grade cadmium chloride, copper chloride, and zinc sulfate were used to conduct all studies.

试剂级氯化镉，氯化铜，硫酸锌和使用进行的所有研究。

8·I plant specializing in the fluorine chemical industry, the production of reagent-grade and industrial grade fluoride;

我厂专业从事氟化工行业，生产试剂级和工业级的氟化物；