The content of involatile impurities in acetamidine hydrochloride was determined by gravimetric analysis.
采用重法测定盐乙脒中难挥发杂质的含。
The content of involatile impurities in acetamidine hydrochloride was determined by gravimetric analysis.
采用重法测定盐乙脒中难挥发杂质的含。
Improvement measures and synthesis processes of acetamidine hydrochloride from nitrile over acid catalysts were reviewed.
摘要总结了乙腈催化法合盐乙脒的工艺改进措施,介绍了?
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