Phthalic acid, 250mg

(+/-)-Ibuprofen-d3, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 121662-14-4

Di-n-octylsulfide, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 2690-08-6

Arsenic (As)