EPA Method 601 - Purgeables Mix #1

2,3,3',4',5,5'-Hexachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

Fipronil-sulfone, 50mg

9-Carboxynonyl-7-carboxyheptyldimethyl ammonium bromide,neat,neat,10mg,