EPA Method 8240A Mix #2

Aflatoxin B2, 0.5 µg/ml, Solvent-acetonitrile, Unit 5mL, # of units-1, Cas.no. 7220-81-7

Leucine Enkephalin acetate salt, 25mg

2,3,3',5',6-Pentachlorobiphenyl,100 µg/mL,isooctane,1mL,