N,N-Diethylethanamin 3-(4,5-Dimethylthiazol-2-yl)-2,5-diphenyltetrazoliumbromid Natriumformiat 1,8-Dihydroxy-4-nitro-5-(phenylamino)anthrachinon Natriumsulfat 6,15-Dihydroanthrazin-5,9,14,18-tetron 9,10-Anthracendion, 1,4-Diamino-, N,N'-gemischte 2-Hydroxyethyl und Methylderivate