Acrylamide (1,2,3-13C3, 99%),1mg/ml in MeOH, 1,2ml

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

Microcystin LF

Metribuzin-desamino-diketo, 100 μg/ml, Acetonitrile, 1ml