D4-Acetylsalicylic acid, 100 µg/ml, Acetonitrile,

EPA Method 552.1 - Haloacetic acid esters

n-Propyl 4-hydroxybenzoate, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 94-13-3

2,2'-Dichloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane