2-Isobutyl-3-methoxypyrazine

3-Fluoro-2,3',4',5-tetrachlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

4-Hydroxyisophthalic acid (4-Hydroxybenzene-1,3-dicarboxylic acid), 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 636-46-4

N-Nitrosodiethylamine, 1000μg/ml in MeOH, 1ml