1-Undecanol, 1ml

Bisoprolol hemifumarate, 100µg/ml in MeOH, 1ml

1,2,4,7,8-Pentabromodibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

2,2',3,3',4,4',5,5',6-Nonabromobiphenyl,100 µg/mL,isooctane,1mL