4-Aminobiphenyl,100 µg/mL,acetonitrile,1mL,

Disc. Use P#52129 (100mL)

1-Methyl-4-nitronaphthalene, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 880-93-9

Internal Standard for AB SIM