2,4’-DDE, 1000µg/ml in Hexane, 1ml

2-Ethylhexyl-d17 2,3,4,5-tetrabromo[13C6]benzoate, 1.2ml x 50ug/ml, toluene

PCB No. 30, 100µg/ml in CY, 5ml

Fucose 10% w/v