Atrazine-desisopropyl, 100 ng/µl, 1ml

n-Heptadecane, ?13C: - 25.72, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 629-78-7

2,4,6,8-Tetrachloro[13C12]dibenzothiophene, 1.2ml x 50ug/ml, toluene

Endrin aldehyde, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 7421-93-4