Benzene/n-Hexane Control Standard Benzene/n-Hexane = 1:2 (Neat 1mL)

Octacosanoic acid, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 506-48-9

Triphenyltin-d15 chloride, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 358731-94-9

4-Hydroxybenzophenone, 100mg