4,4'-Sulfonylbis(2,6-dibromophenol), 98%

Lansoprazole, neat, Solvent-neat, Unit 500mg, # of units-1, Cas.no. 103577-45-3

Acetylsalicylsalicylic acid, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 530-75-6

EPA Method 551 “Mix B”