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- Conclusion ：By checking，the lot product quality accurate to GB/T643-1988 with chemical pure. 结论：经检验，本批量产品质量符合GB/T643-1988标准之化学纯规格。
- Conclusion ：By checking，the lot product quality accurate to GB/T628-1993 with chemical pure. 结论：经检验，本批量产品质量符合GB/T628-1993标准之化学纯规格。
- Conclusion ：By checking，the lot product quality accurate to GB/T638-2007 with chemical pure. 结论：经检验，本批量产品质量符合GB/T638-2007标准之化学纯规格。
- Conclusion ：By checking，the lot product quality accurate to GB/T659-1993 with chemical pure. 结论：经检验，本批量产品质量符合GB/T659-1993标准之化学纯规格。
- Conclusion ：By checking，the lot product quality accurate to GB/T640-1997 with chemical pure. 结论：经检验，本批量产品质量符合GB/T640-1997标准之化学纯规格。
- All chemically pure art has this power to act upon us quickly and intensely. 一切有化学纯度的艺术都具备这种迅速而强烈地影响我们的力量。
- The yield of the product was 96.8%,the product quality was up to FAO/WHO standard in 1994. It reduces costs 350 yuan RMB/t that industral grade Na_2CO_3 instead of chemical pure Na_2CO_3. 用工业Na2CO3代替试剂Na2CO3,生产成本降低了350元/t。
- The Golden Triangle Partnership is not, however, looking for new molecules to turn into chemically pure drugs. 然而，黄金三角合作计划却并不重视寻找新的有效成分制作化学合成药物。
- Distilled water is chemically pure and is always used for medicinal purposes. It is flat and insipid to the taste, having been deprived of its atmospheric gases. 蒸馏水是化学纯净水,始终用于医学。它单调无味,已无大气气体。
- A reactor is a container for chemical reaction. 反应器是进行化学反应的容器。
- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- We are doing a chemical experiment. 我们正在做化学实验。
- My major is the subject of chemical engineering. 我的专业是化学工程学。
- Ammonia is a chemical substance. 氨是种化学物质。
- Pure fier products and high chemical stability. 纯纤维制品，化学稳定性好；
- A chemical derived from petroleum or natural gas. 石油化学制品从石油或天然气中提炼出的化学产品
- Beware how you handle the toxic chemical. 小心处理有毒的化学药品。
- The chemical can behave as an acid. 这种化学制品能起酸的作用。
- Some chemical compounds can be resolved by heat. 一些化学化合物可以通过加热分解。
- I am not familiar with chemical terms. 我不熟悉化学术语。
