EPA Method 617/8080/8250/8270 - Analytes

Mono-ethyl phthalate (ring-1,2-13C2,99%, dicarboxyl-13C2,99%) 100 µg/mL in MTBE

9-Methylfluorene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2523-37-7

PCB No. 30, 100µg/ml in CY, 5ml