3,4,5-Trichloro[13C6]phenol, 1.2ml x 100ug/ml, isooctane

Sodium p-n-tetradecylbenzenesulfonate, 100µg/mL, Solvent-methanol/water (50/50), Unit 1mL, # of units-1, Cas.no. 1797-33-7

2-Isopropylthioxantone, certified, 0.1g

N,N-Dimethylsulfamide, 100 µg/ml, Acetonitrile,