EPA Method 552,552.1,552.2 Internal Std

2,2,4,4-Tetramethyloctane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 62183-79-3

2,4-Dimethylheptane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 2213-23-2

1,1,1,3,7,9,9,9-Octachlorononane, Please inquire, Solvent-, Unit , # of units-, Cas.no. 13389-26-9