PCB No. 112, 10 µg/ml, 10ml

Propiconazole, Tilt, 1000µg/ml in MeOH, 1ml

2,3',4',5,5'-Pentachlorobiphenyl (= 2',3,4,5,5'-),100 µg/mL,isooctane,1mL,

PCN Sampling Standard Solution, 1.2mL, nonane