2,3,3',5-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL,

Nordiazepam, neat, Solvent-neat, Unit 5g, # of units-1, Cas.no. 1088-11-5

DEET, 100 µg/ml, Acetonitrile, 5ml

Tetrabutylammonium bromide, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1643-19-2