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1·The cleaning agent USES water as a solvent instead of toxic solvent such as benzenes, phenol aromatic hydrocarbons and halogenated hydrocarbon.

本发明不含苯类、酚类芳烃，卤代烃等有毒溶剂，以水为溶剂。

2·The main pollutants are benzene serial materials, polycyclic aromatic hydrocarbon, organochlorine insecticide, PCB and volatile halogenated hydrocarbon.

经过筛选确定苯系物、多环芳烃、有机氯农药、多氯联苯和挥发性卤代烃为主要污染物。

3·Do not use halogenated hydrocarbon solvent whenever soldering capacitors or cleaning the circuit board to avoid the inner of capacitors damaged. Please pay attention to see the right table.

电容器焊前后或印刷电路板焊锡前后之清洁整理，避免使用碳化氢卤素深溶剂类，以免电容器内部受损。

4·Chlorohydrin production of propylene oxide with the impurities except for acetaldehyde, propionaldehyde and hydrocarbon, epoxides, halogenated alkanes, acetone, alcohols, such as.

用氯醇法生产的环氧丙烷中所合杂质除有乙醛、丙醛外，还有烃类、环氧化物、卤代烷、丙酮、醇类等。