3-Epi-25-Hydroxyvitamin D2, 50μg/ml, 1ml

Custom chlorinated hydrocarbon mixture 100µg/mL each in dichloromethane 3959.7 2-Chorotoluene 3960.7 4-Chlorotoluene 1993.10 1-Chloronaphthalene

Methyl-2,4,6-trichlorophenoxyacetate

n-Butyltri-n-pentyltin,1000 µg/mL,isooctane,1mL,