Mixed Calibration Standard 1

1,2,3,6,7-Pentachloronaphthalene,,,,

Thiophene in Toluene Units: 5x1mL ampoule, 1x10mL screw-capped bottle Chiron No. Concentration µgS/g (ppm) Wt.% S-4053-0 Blank 0 S-4053-K 1 000 0.1000 S-4053-2.5K 2 500 0.2500 S-4053-5K

BTEX Mixture 4 S-4408-200-10CY 6 Analytes, each 200µg/mL in cyclohexane; units: 1x1mL, 1x10mL Chiron No. Compound CAS No. 1300.6 Benzene [71-43-2] 1264.7 Toluene [108-88-3] 1268.8 Ethylbenzene [100-41-4] 1267.7