EPA Method 502/524 Fortification Solution

3,6-Difluoro-2,2',4,4',5-pentabromodiphenyl ether (2,2',4,4',5-Pentabromo-3,6-difluorodiphenyl ether), 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 886748-34-1

Butyric acid, 1ml

Fluazifop-butyl, 10 µg/ml, Ethyl acetate, 10ml