Mass-Labelled PBDE Recovery Stock, 2µg/ml in Toluene, 1,2ml

2,4-D,1000 µg/mL,MeOH,1mL,

2-Hydroxy-4-methoxybenzophenone-2',3',4',5',6'-d5,neat,neat,25mg,

1,2,3,4,7-Pentachlordibenzo-p-dioxin,50 µg/mL,n-nonane,1mL,