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1·Methods Retrospective analysis 124 cases of eye injured by dimethyl sulfate.

方法对124例硫酸二甲酯致眼损伤的病例进行分析。

2·Objective To discuss on clinical characteristic and treatment of eye injured by dimethyl sulfate.

目的探讨硫酸二甲酯致眼损伤的临床特点及治疗方法。

3·Diagnostic criteria and principles of management of occupational acute dimethyl sulfate poisoning.

职业性急性硫酸二甲酯中毒诊断标准及处理原则。

4·The dimethyl sulfate, a substance that is used to produce industrial dyes and pesticides, can be corrosive and irritative to human skin, eyes and the upper respiratory tract.

硫酸二甲酯是用来生产燃料和农药的物质。它对于人类的皮肤，眼睛和上呼吸道系统具有腐蚀和刺激作用。

5·This paper deals with the preparation and application of the cationic diamide softening agent, which is synthesized by using cattle oil, Diethylenetriamine (DETA) and dimethyl sulfate.

以牛油、二乙烯三胺和硫酸二甲酯为主要原料合成了一种新型阳离子双酰胺类纸张柔软剂。

6·Three typical methods for synthesizing methanthiol are introduced: i. e. thiourea-dimethyl sulfate method, alkali sulfide-dimethyl sulfate method, and methanol-hydrogen sulfide method.

介绍3种具有代表性的甲硫醇合成方法：硫脲-硫酸二甲酯法、硫化碱-硫酸二甲酯法和甲醇-硫化氢法。

7·It can be use as an environment-friendly intermediate and starting material for organic synthesis substituting the poisonous phosgene and dimethyl sulfate in carbonylation and methylation reaction.

它可以代替剧毒的光气和硫酸二甲酯作为环境友好的有机合成中间体和起始物质，应用与羰基化和甲基化反应中。

8·Based on the principle of ester hydrolyzation to ether in alkali condition, the process for preparation of dimethyl sulfide from sodium methyl sulfate residue was investigated.

根据酯在碱性条件下水解反应生成醚的原理，研究了以甲基硫酸钠废渣为原料制备二甲基硫醚的方法。

9·METHODS:N (2,2 dimethoxylethyl)guanidine sulfate from aminoacetaldehyde dimethyl acetal was treated with concentrated HCl to get 2 aminoimidazole sulfate.

方法：以氨基乙醛缩甲醇制备的N （2 ，2 二甲氧基乙基）胍硫酸盐经盐酸催化环合制得2 氨基咪唑硫酸盐。

10·A new process using solvent for separating sodium sulfate and dimethyl isophthalate sodium sulfonate from wastewater of dimethyl isophthalate sodium sulfonate production is introduced.

介绍了用溶剂析出法分离间苯二甲酸二甲酯磺酸钠生产废水中硫酸钠和间苯二甲酸二甲酯磺酸钠的新工艺。