Iomeprol-d3, 1mg

n-Butyl 4-hydroxybenzoate-2,3,5,6-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1219798-67-0

N-Ethyl-p-toluenesulfonamide, 250mg

Methyl acetate