EPA Method 525 Spike C

2,4,4'',6-Tetrachloro-p-terphenyl, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no.

L-Tryptophan, 100mg

2,3-Dihydrobenzofuran, 1000µg/mL, Solvent-n-hexane, Unit 1mL, # of units-1, Cas.no. 496-16-2