1,4-Naphthoquinone Back Catalog number: 79415 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9434.5-100 Etridiazole, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 2593-15-9 Price on request 9874.16-50-IO 2,3-Dimethylphenanthrene , 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3674-65-5 Price on request X9098 Diphenylamine Price on request