The synthesis of N-succinyl-chitosan and properties were studied.
对N- 琥珀酰壳聚糖制备及理化特性进行研究。
The activated carbon carried La 3 + was used as catalyst for the synthesis of n-butyl acetate.
研究活性炭负载镧为酯化催化剂合成乙酸丁酯。
Objective To study the catalytic activity of gallium sulfate in the synthesis of n-butyl propionate.
目的研究硫酸镓在合成丙酸正丁酯工艺中的催化性能。
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