1,1-Difluoroethane, 20mg/mL in MeOH, 1ml

4,4´-Diamino-3,3´-dimethyldiphenyl methane, certified, 0.1g

Di-n-didodecyl phthalate,1000 µg/mL,isooctane,1mL,

2,3,4,6-Tetrachlorophenol, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 58-90-2