EPA Method 551.1 - Analytes Mix #1

Purified asfalthenes from North Sea Oil,neat,neat,100mg,

EPA Method 524.3 - Internal Standard

4,5,7,8,9,10,11,12-Octahydrobenzo[a]pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 73712-70-6