(-)-Captopril,1000 µg/mL,MeOH,1mL,

Isoeugenol (Z+E), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 97-54-1

Method 515.3 ICS Mix

3,3’-Dimethoxybenzidine