Disulfoton sulfone, 1000µg/ml in MeOH, 1ml Back Catalog number: 71927 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 2783.12-100-IO 4-Aminobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 92-67-1 Price on request 8480.10-K-IPX5 2-Naphthol-d7, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-5, Cas.no. 78832-54-9 Price on request 11882.9-25G Di-n-butyl-carbonate,neat,neat,25g, Price on request