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

D-Propranolol hydrochloride

2,3,6-Trimethylnaphthalene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 829-26-5

4-n-Octylphenol-mono-ethoxylate, 10.0 µg/ml, Acet