Ceftiofur sodium, 100mg

1,1,1,3,11,12-Hexachlorododecane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 865306-22-5

L-Alanine-13C3, 25mg

Heptachlor, 10µg/mL in Cyclohexane, 10ml