Hexachloro-1,3-butadiene-13C4,100 µg/mL,isooctane,1mL,

Diuron, 100µg/mL in Acetonitrile, 1ml

Estradiol 17-Valerate-d9, 1mg

BTEX Mixture 2 6 Analytes, each 2000 µg/mL in methanol; units:1x1 mL, 1x5mL 1300.6 Benzene [71-43-2] 1267.8 o-Xylene [95-47-6] 1264.7 Toluene [108-88-2] 1266.8m-Xylene [108-38-3] 1268.8 Ethylbenz