QC 1370 ERA Volatiles One 2 mL flame-sealed ampule yields up to 2 liters after dilution. Benzene 0.1-1.5 µg/L Carbon tetrachloride 0.2-4 µg/L Chlorobenzene 1-10 µg/L 1,2-Dichlorobenzene 2-50 µg/L 1,4-Dichlorobenzene 1-10 µg/L 1,2-Dichloroethane 0.2-4 µg/L 1,1-Dichloroethylene 1-10 µg/L cis-1,2-Dichloroethylene 2-50 µg/L trans-1,2-Dichloroethylene 2-50 µg/L 1,2-Dichloropropane 1-10 µg/L Ethylbenzene 0.2-5 µg/L Methylene chloride (Dichloromethane) 1-10 µg/L Styrene 2-50 µg/L Tetrachloroethylene 1-10 µg/L Toluene 0.2-5 µg/L 1,2,4-Trichlorobenzene 0.2-4 µg/L 1,1,1-Trichloroethane 0.2-4 µg/L 1,1,2-Trichloroethane 0.2-4 µg/L Trichloroethylene 1-10 µg/L Vinyl chloride 0.1-1 µg/L m-Xylene 0.2-5 µg/L m&p-Xylene 0.4-10 µg/L o-Xylene 0.2-5 µg/L p-Xylene 0.2-5 µg/L Xylenes, total 0.6-15 µg/L