Bis(4-hydroxyphenyl) sulfone, 1.2ml x 50ug/ml, methanol

n-Hexyl 4-hydroxybenzoate-2,3,5,6-d4, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. NA 1083-27-8 for unlabelled

Chlorpyriphos-ethyl, 100µg/ml in Acetonitrile, 5ml

3,4,4-Trimethyl-trans-2-pentene, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 39761-57-4