Nitrite (NO2-) as N

2,3,3',4',5,6-Hexachloro-4-methoxybiphenyl, 1.2ml x 50ug/ml, nonane

1,3,5-Triphenylbenzene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 612-71-5

Flurenol-butyl,100 µg/mL,MeOH,1mL,