Method 525.2 Solution A

1,2,3,3a,4,5-Hexahydropyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 5385-37-5

Azaspirazide 2, 1.5 µmol/L , Solvent-methanol, Unit 0.5mL, # of units-1, Cas.no.

2,4-D 13C6, 100µg/ml in Acetone, 1ml