A small amount of ferric oxide is added to a solution of oxalic acid, a commonly used cleaning and bleaching agent. Once the rust is dissolved, potassium carbonate is slowly added to the solution ...
【欧盟对涉华草酸作出第二次反倾销日落复审终裁】财联社9月10日电,中国贸易救济信息网消息,9月6日,欧盟委员会发布公告称,对原产于中国和印度的草酸(Oxalic Acid)作出第二次反倾销日落复审终裁:若取消现行反倾销措施,涉案产品的倾销以及该倾销对欧盟产业造成的损害将会继续或再度发生,因此决定继续对涉案产品征收反倾销税,中国涉案企业山东丰元化学股份有限公司和Shandong Fengyuan U ...
High levels of glucose, albumin, ascorbic acid, tetracycline or cephalexin, or large amounts of oxalic acid, may inhibit the reaction and lead to false-negative results. Vaginal contamination can ...