Di-n-butyl sulfide as S

Salicylic acid

Thiophene in Thiophene-free Benzene Units: 5x1mL ampoule, 10mL screw-capped bottle Chiron No. Concentration Light White Mineral Oil µg thiophene/g (20 cSt at 40°C)

Hexadecyltrimethylammonium chloride, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 112-02-7