Tartrazine, certified, 0.25g Back Catalog number: C17138000 Availability: In the manufacturer's stock Price on request - + Recommended 9786.9-100-ME DL-3-Fluoroamphetamine hydrochloride, 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request N-16498-100MG 2-Ethylaniline, 100mg Price on request 51072 ASTM D-4815 Internal Standard Price on request