Roxithromycin, 100 µg/ml, Methanol, 1ml

Di-n-octyl phthalate-3,4,5,6-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 93952-13-7

1,2,4,5,8-Pentachloronaphthalene, 1.2mL x 50ug/mL, nonane

Ethylcyclohexane