Dimethoxymethane

Isodrin, 100 µg/ml in Isooctane, 1ml

d18-α-1,2,5,6,9,10-Hexabromocyclododecane, 50µg/ml in Toluene, 1,2ml

1,4-Dichlorobenzene, 1000µg/ml in MeOH, 1ml