Diquat standard

1,1-Dimethylcyclohexane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 590-66-9

(±)-Zopiclone-13C4 (piperazinyl-13C4),100 µg/mL,acetonitrile,1mL,

1-/3-Nitrobenzo[e]pyrene, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 91259-16-4 / 81340-58-1