2,2',4-Trichlorobiphenyl (17)

alpha-Cyhalothrin,10 µg/mL,acetonitrile,1mL,

4-Aminobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 92-67-1

Nitrite (NO2-) as N