EPA Method 524.3 Analytes

Quaterrylene, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 188-73-8

Bromopropylate, 100 µg/ml, Ethyl acetate, 5ml

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