PBDE Congeners Mix, in Isooctane, 1ml

(+)-α-1S,2S,5R,6S,9S,10R-Hexabromocyclododecane, 1.2ml x 50ug/ml, toluene

Benz[a]anthracene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 56-55-3

Methotrexate