L-Tryptophan, 100mg

Diphenyltolyl phosphate - purified techn. mixture of o-, m-, p-tolyl isomers,50 µg/mL,toluene,1mL,

Arochlor 1248 , 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 12672-29-6

Metals Mix #3