Trifluralin, 100 µg/ml, Acetonitrile, 5ml

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

Metoprolol (free base), 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 51384-51-1

Tris(4-tert-butylphenyl) phosphate, 1.2ml x 50ug/ml, toluene