BTEX + BaP S-4342-100-50-ME 6 Analytes, each 100µg/mL in methanol; units: 1x1mL, 1x50mL Chiron No. Compound CAS No. 1300.6 Benzene [71-43-2] 1264.7 Toluene [108-88-3] 1268.8 Ethylbenzene [100-41-4]