Aroclor 1016 in Transformer Oil

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

m-Phenetidine, 1000mg

Monoethyl phthalate-3,4,5,6-d4, 100µg/ml in MeOH, 1ml