Method 200.9 Single Elememt Kit

N-(2-Hydroxyethyl)-N-methylperfluorooctane sulfonamide,50 µg/mL,acetonitrile,1mL,

Benz[a]anthracene, 100 µg/ml, Acetonitrile, 1ml

Prometon, 100µg/ml in Acetonitrile, 1ml