Fenthion-oxon, 100 µg/ml, Acetonitrile, 1ml

Pentachlorophenol, 100 µg/ml, Methanol, 1ml

n-Butyl-iso-butyl phthalate-3,4,5,6-d4 (n-Butyl-2-methylpropyl phthalate-3,4,5,6-d4), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

Pseudomorphine (free base), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 125-24-6