L-Tryptophan, 100mg

2-Chlorophenol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 95-57-8

Heptachlor-exo-epoxide (cis-)

4-n-Pentylbiphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 7116-96-3