2-Nitrophenol, 100 µg/ml, Acetonitrile, 1ml

L-(+)-Ergothioneine-d9, 1mg

4-Methyldiphenylmethane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 620-83-7

Paraoxon-methyl, 10µg/ml in Acetonitrile, 10ml