beta-Endosulfan-d4 (1,1,5,5-d4),100 µg/mL,n-nonane,1mL,

12.880 µS/cm conductivity solution (box of 25x20mL sachet)

4-Nitroanisole, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 100-17-4

D5-Glycidyl palmitate, 10mg