1、

Iso-amyl acetate was synthesized with ammonium ceric sulfate as catalyst neutralized acetic acid and iso-amyl alcohol.

以硫酸铈铵为催化剂,乙酸和异 戊 醇为原料,合成乙酸异戊酯.

互联网摘选

2、

With solid sulfanilic acid as catalyst we can synthesize iso-amyl acetateacetic acid and iso-amyl alcohol.

用固体酸对氨基苯磺酸作催化剂,以异戊醇和冰乙酸直接酯化合成乙酸异戊酯.

互联网摘选

3、

Compared with FFAP capillary Column, CP-WAX capillary column had better effects in the separation of several groups of substances such as ethyl acetate and acetal, active amyl alcohol and isoamyl alcohol.

与FFAP毛细柱相比,CP-WAX毛细柱能很好分离乙酸乙酯/乙缩醛、活性戊醇/异戊醇等几对难分离的物质。

互联网摘选

4、

The synthesis of I amyl acetate from I amylic alcohol and acetic acid using silica gel carrier acid as catalyst is reported.

以乙酸和异戊醇为原料,采用硅胶载体酸为催化剂合成乙酸异戊酯。

互联网摘选

5、

With the MRL standard of EEC in 2000, the level of pesticide residues from trichloro alcohol, amyl-cyanide pyrethrum, cyanogen chloride pyrethrum and methyl-cyanide pyrethrum are analysed, and the countermeasures are put forward also.

以欧盟2000年执行的MRL标准为评判依据,对三氯杀螨醇、氰戊菊酯、氯氰菊酯、甲氰菊酯等农药残留水平进行了统计分析,并提出了相应的对策。

互联网摘选

  • 今日热词
  • 热门搜索

简答网英语词典(dict.jiandongshicai.cn)为您提供在线翻译英语词典单词大全英译汉汉译英等英语服务!可按单词字数词义分类查询。支持lj:关键词格式查询例句。

用户反馈
请选择反馈类型(可多选):
您的联系方式:(如需回复请填写联系方式)
反馈内容:
提交成功 小编会尽快处理
回到顶部
点击反馈