Lead (Pb)

Chlorthion, 100 µg/ml, Acetonitrile, 5ml

N-Methylbis(trifluoroacetamide), neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 685-27-8

1D,1D,2H,2H-1-Hydroxyperfluorohexane,50 µg/mL,MeOH,1mL,