Carbetamide-d5 (phenyl-d5),100 µg/mL,acetone,1mL,

Perfluoro-n-[1,2,3,4-13C4]octanoic acid, 1.2ml x 50ug/ml, methanol

PCB No. 145, 100µg/ml in Isooctane, 1ml

2,6,10,15,19-Pentamethyleicosane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 73303-36-3