Nitrite (NO2-) as N

Coronene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 16083-32-2

1,2,3,6,7,8-Hexachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

4-Chloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane