Di-n-butyl sulfide as S

Nitrofen, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1836-75-5

Artificial Saliva for Med. and Dent.Research,200ml

9-n-Butylfluorene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3952-42-9