Paraxanthine, 50mg

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

1,1,2-Trichloroethane, 100 µg/ml, Methanol, 5ml

2-Methoxy-1-propanol, neat, Solvent-neat, Unit 10g, # of units-1, Cas.no. 1589-47-5