In this paper , a new method is developed for preparing benzimidazoles by condensation of 1 , 2-phenylenediamine with aldehydes , using air as the oxidant .
报道了一种利用空气作为氧化剂由邻苯二胺和醛为原料合成苯并咪唑的新方法。
The factors that could influence the stability of heparin sodium were studied in the paper , which include temperature , ph , light , antioxidant , oxidant , ionic strength .
文章研究了温度、ph值、光照、抗氧化剂、氧化剂和离子强度等因素对肝素钠的稳定性影响。
The technology is to use chemical oxidants to kill bacteria and algae , but now the number of chemical oxidant for the sterilization algaecide is considerable , having secondary pollution , and inhibiting the short statute of limitations problem .