Tobramycin, 100mg

1-Ethyl-3-methylbenzene (3-ethyltoluene, m-ethyltoluene), 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 620-14-4

Ametryn, 100 µg/ml, Acetonitrile, 5ml

Ethanol standard in water,1.5g/L,water, 3mL