1,2,5,6,9,10-Hexabromocyclododecane, 100 µg/ml, M

1,4,5,8-Tetrachloronaphthalene (96%), 1.2ml x 48ug/ml, nonane

4''-Ethyl-2'-fluoro-4-propyl-1,1':4',1''-terphenyl, >98%, 1g

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