N-Nitrosopiperidine, 100µg/ml in MeOH, 5ml

1,2,3,4,7-Pentachlordibenzo-p-dioxin, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no.

PCB Isomer Standard, 100µg/ml in Isooctane, 1ml

Pirimiphos-methyl, 100 µg/ml, Ethyl acetate, 5ml