EPA Method 552 Haloacetic acids

4-tert-Octylphenol, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 140-66-9

Sodium p-n-decylbenzenesulfonate, 100 µg/ml, Meth

Phthalic acid, bis-methylglycol ester, certified, 0.25g