L-Tryptophan

2,3,3',4,6-Pentachlorobiphenyl ,100 µg/mL,isooctane,1mL,

Butachlor, 100µg/ml in Acetonitrile, 1ml

1,1,2-Trimethylcyclohexane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 7094-26-0