2-Chloro[13C12]biphenyl, 50.0µg/mL in Nonane/5% toluene, 1,2ml

N-Nitrosodiisopropylamine,100 µg/mL,MeOH,1mL,

Simazine, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 122-34-9

8270 Semi-Volatile Standard