Robuta

https://www.cdc.gov/niosh/npg/npgd0220.html CDC - NIOSH Pocket Guide to Chemical Hazards - 4-Dimethylaminoazobenzene Butter yellow, DAB, p-Dimethylaminoazobenzene, N,N-Dimethyl-4-aminoazobenzene, Methyl yellow Yellow, leaf-shaped crystals. niosh pocket guidechemical hazardscdc4dimethylaminoazobenzene https://www.draeger.com/th_th/Substances/1614 4-Dimethylaminoazobenzene | C14H15N3 | 60-11-7 4-Dimethylaminoazobenzene | C14H15N3 4 dimethylaminoazobenzene60117