EPA Method 525.2Mix #2

Methyl-2-[4-(2-methylpropyl)phenyl]propanoate, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 61566-34-5

n-Hexacosane-d54, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 1219803-91-4

PCB No. 157, 10µg/ml in Isooctane, 10ml