Selenium (Se)

1,2,3-Trichlorobenzene, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 87-61-6

Rimsulfuron, 1000μg/ml in Acetone, 1ml

L-Ascorbic Acid-13C6, 1mg