ICP Mix - 1.0 µg / mL

2,3',4',5',6-Pentachlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 74472-39-2

Theophylline-d6 (dimethyl-d6), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 11790-39-8

2,4-D, 100µg/mL in Acetonitrile, 1ml