Carbophenothion-methyl, 10.0 µg/ml, Cyclohexane,

2,3,4,5-Tetrabromobenzoic acid [13C6 ring], 1.2ml x 50ug/ml, methanol

Chrysene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 1719-03-5

Methyl isobutyrate