Teflubenzuron, 100 µg/ml, Acetonitrile, 5ml

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

EPA Method 552 Surrogate Standard Methyl Ester

5ß(H)-Cholan-24-ol, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 3110-99-4