1,2,4,5-Tetrachlorobenzene, 1000µg/mL in Isooctane, 1ml

Atrazine-desethyl-desisopropyl, 50µg/mL in MeOH, 1ml

2-Hydroxy Fluorene-d9, 1mg

n-Butyl chloroformate, neat, Solvent-neat, Unit 90ml, # of units-1, Cas.no. 592-34-7