• Guanidine, N,N'-diphenyl- (Diphenylguanidine or DPG)
• Carbon black
• Butanone oxime - information sheet
• 2-Cyclohexen-1-one, 3,5,5-trimethyl- (Isophorone)
• Pyridine, 2-[3-(3-chlorophenyl)propyl]- (CPPP)