2,3,4,5-Tetrabromobenzoic acid, 1.2ml x 50ug/ml, methanol

Sulfamonomethoxine, 100 µg/ml, Methanol, 1ml

n-Dodecane-d26, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 16416-30-1

Chrysene-d12, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 1719-03-5