UCMR4 - Method 525.3 - Surrogate Mix

2,3',4,4',5-Pentachlorobiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 446254-80-4

Resorcinol Bis(diphenyl phosphate), 1g

1,3,5-Trichloronaphthalene, 1.2mL x 50ug/mL, nonane