2-Amino-4,5-dimethoxybenzoic acid, 98%, 10g

Atorvastatin-d5 Sodium Salt, 1mg

6-Nitrobenzo[a]pyrene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 63041-90-7

Mass-Labelled PCDF Internal Standard Solution, 1.2ml, nonane