EPA Method 8240A Volatile Standard #1

7-Bromo-2,3-dichlorodibenzo-p-dioxin (96%), 1.2ml x 48ug/ml, toluene

N-?Ethylperfluorooctanesulfo?namide,neat,neat,10mg,

D3-Alachlor ESA sodium salt, 100 µg/ml, Acetonitr