Nitrite (NO2-) as N

Esfenvalerate, 10µg/ml in CY, 10ml

2,2',5,6'-Tetrabromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 60044-25-9

Phthalic acid, bis-phenyl ester, certified, 0.5g