Sulfite (SO32-),1000µg/mL in Water, 3 x 20ml

1,2,3,4-Tetrahydronaphthalene

3,4-Dimethylhexane, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 583-48-2

Acetylsalicylic acid, 15mg