2,4'-DDT, 100 µg/ml, Ethyl acetate, 5ml

ASTM D-4815 Calibration Mix #2

n-Heptacosane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 593-49-7

Chrysene-d12, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 1719-03-5