Additional Internal Standard Solution, 1.2ml, toluene

2-Methylthio-3-methyl- and 2-methylthio-5-methylpyrazine, Isomer mixture, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.

Iopamidol, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 60208-45-9

Triclosan-methyl, 10.0 µg/ml, Cyclohexane, 10ml