Dibenzofuran, 1.2ml x 50ug/ml, toluene

2-Ethyl-1-methylbenzene (2-ethyltoluene, o-ethyltoluene), 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 611-14-3

Doxycycline hyclate,neat,neat,100mg,

4-Nonylphenol-mono-ethoxylate, 10.0 µg/ml, Aceton