Triflumuron, 10.0 µg/ml, Acetonitrile, 10ml

N-Acetyl-sulfamethazine, 10mg

N-Nitroso-di-n-butylamine, 100mg

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