13C3-Atrazine-desethyl-desisopropyl, 10mg

1,2,3,4-Tetrahydrobenzo[b]naphtho[1,2-d]thiophene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 90501-14-7

GC-IRMS Standards ((C25 (?13C: -28.21); C30 (?13C: -28.60); C36 (?13C: -26.15); C40 (?13C: -27.05)), 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no.

n-Heptyltin trichloride, 50mg