ASTM D-4815 Valve Timing Mix

Uracil

1,1,1-Trichloro-2,2-bis(4-chlorophenyl)ethane, 1.2mL x 100ug/mL, nonane

Phenanthrene, certified to near 1ug/ml, 1000ng/mL, Solvent-water, Unit 1mL, # of units-1, Cas.no. 85-01-8