EPA Method 502/524 Fortification Solution

Ofurace, , Solvent-, Unit , # of units-, Cas.no. 58810-48-3

4,4'-Dichlorobenzophenone,100 µg/mL,MeOH,1mL,

Chloridazon-methyl-desphenyl, 10µg/ml in Acetonitrile, 5ml