Nitrite (NO2-) as N

Permethrin, 100 µg/ml, Ethyl acetate, 5ml

3,4,5-Trichlorobiphenyl ,100 µg/mL,isooctane,1mL,

1H,1H,2H,2H-Perfluorodecyl acetate, 1.2ml x 50ug/ml, isooctane