Carbon (C)

Tris(2-ethylhexyl)phosphate, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 78-42-2

EPA Method 552 Internal Standard

3,4,6,7-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane