UCMR4 - Method 525.3 - Surrogate Mix

1,2,3,6,7,8-Hexahydropyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 1732-13-4

O,O-Diethyldithiophosphate, ammonium salt, 50mg

5-Nitrobenzo[c]phenanthrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 64356-30-5