4-Nonylphenol, mixture of isomers, "Type C"

13C3-Caffeine, 10mg

2,4-/2,6-Dimethylbenzothiophene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 102035-96-1 / 66142-67-4

2-Methyl-5-nitroaniline, 100 µg/ml, Acetonitrile,