Chlorfenvinphos, 100 µg/ml, Toluene, 1ml

C27 Ring-C Monoaromatic sterane (5ß(H),10ß(CH3)/5?(H),10ß(CH3)),10 µg/mL,isooctane,1mL,

Sodium dodecylbenzenesulfonate, mixture of linear C10-C14, 1000µg/mL in MeOH, 1ml

1,2,5,6,9,10-Hexabromocyclododecane, 100 µg/ml, M