PCB No. 65, 10 ng/µl, 10ml

Metformin-HCl, 100µg/ml in Acetonitrile, 5ml

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

1,2,3,4-Tetrachloronaphthalene, 1.2ml x 50ug/ml, nonane