reduced pressure distillation

  • 释义

    减压蒸馏

数据更新时间:2026-04-19 18:02:12
1、

The high-purity MPC standard sample was obtained by reduced pressure distillation and the removal of minor phenol with dilute sodium hydroxide solution.

反应产物经减压精馏、碱洗、水洗、干燥等精制处理,得到了纯度较高的M PC标准品。

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2、

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。

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3、

The production reduced pressure distillation was analysed with IR, GC and studied by physical chemistry property.

通过正交试验得出其最佳条件,并对产物作了IR, GC分析和理化性能检验.

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