Pesticide-Mix 195, in Isooctane, 1ml

Theophylline, neat, Solvent-neat, Unit 500mg, # of units-1, Cas.no. 58-55-9

TX TPH Calibration Standard (High End) Rev. 1.0

2,2'-Dimethylbiphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 605-39-0