Fenthion-sulfone, 100 µg/ml, Toluene, 1ml

4-(N-Methyl-N-nitrosamino)-1-(3-pyridyl)-1-butanone, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 64091-91-4

Heliotrine, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 303-33-3

Bis(4-hydroxyphenyl) Sulfone (d4major), 2,5mg (Bisphenol S-d4)