PCB No. 118, 100µg/mL in Isooctane, 2ml

a,a,a-Trifluorotoluene, 20mg/ml in MeOH, 1ml

2-Methoxyethanol-1,1,2,2-d4,1000 µg/mL,MeOH,1mL,

Carbophenothion