Aroclor 1248

Pendimethalin-d5 [N-(1-ethyl-1',1'-d2; propyl-1,2,2-d3)], 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1219803-39-0

Oxolinic acid, 250mg

Zaleplon-?d5 (N-?ethyl-?d5),100 µg/mL,MeOH,1mL