3,4-Dichloroaniline, 100 µg/ml, Methanol, 5ml

Dipropyl phthalate, 250mg

Custom mix of naphthalenes, diluted Same components as S-4747, at lower concentrations 0711.10 Naphthalene 92µg/mL 0713.11 2-Methylnaphthalene 233 0721.12 1,2-Dimethylnaphthalene

Methacrifos