7,12-Dimethylbenz(a)anthracene

2,4-Dichlorophenol-3,5,6-d3, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 93951-74-7

alfa-Hexabromocyclododecane,50 µg/mL,toluene,1mL,

PCB No. 157, 10µg/ml in Isooctane, 10ml