Corn flour - Trace elements, 50g

n-Pentadecane, ?13C: -30.22, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 629-62-9

1-Hydroxychlordene, 1.2mL x 100ug/mL, nonane

Benzyl chloride