Chlorfenvinfos-Z,100 µg/mL,MeOH,1mL,

N-Nitrosodi-n-butylamine-d18, 1000µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 1219798-82-9

1,2-Dibromo-3-chloropropane

GC-IRMS Standards (C15 (?13C: -30.22); C20 (?13C: -33.06); C25 (?13C: -28.21)), 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no.