Saccharin-d4, 10µg/ml in Acetonitrile, 5ml

Parathion-ethyl, 100 µg/ml, Cyclohexane, 1ml

2-(4-Hydroxyphenyl)-1H-benzimidazole, neat, Solvent-neat, Unit 10MG, # of units-19, Cas.no. 6504-13-8

2,3,3',4,4',5',6-Heptachlorobiphenyl ,100 µg/mL,isooctane,1mL,