Chemical Oxygen Demand

Tolbutamide-d9 (butyl-d9),neat,neat,10mg,

(RS)-N-Nitrosoanatabine, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 887407-16-1

Trifluoroacetic acid, 50µg/ml in MeOH, 1,2ml