Sustainable cycling and mechanism of Co(II)/Co(IV)/Co(III) with S(IV) highly triggered by Co(IV) in E/Co(II)/S(IV) for enhanced removal of reactive brilliant red X-3B

Dongsheng Zhao, Wanli Fan, Zonghua Wang, Fu-Xiang Tian, Kang Xie, Guicai Liu, Jiajun Liu, Yuying Li, Bingxun Li