See 38227 (Soil version)

n-Butyl iso-butyl phthalate (n-Butyl 2-methylpropyl phthalate), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 17851-53-5

2,2',3,4,4',5'-Hexachlorobiphenyl, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 35065-28-2

5-Nitroguaiacol sodium salt, 100mg