Metformin hydrochloride, 100 µg/ml, Methanol, 1m

Bromdiolone-d5 (phenyl-d5) (mixture of diastereomers),100 µg/mL,acetonitrile,1mL,

p-Toluic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 99-94-5

Disulfoton-sulfone, 10.0 µg/ml, Acetonitrile, 10