WS Regulated Volatiles Amp 1 - Cal Check Back Catalog number: 92966 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10900.17-K-DS Promethazine hydrochloride,1000 µg base/mL,DMSO,1mL Price on request 676770 Isonoruron, 100 µg/ml, Acetonitrile, 1ml Price on request 43013 2-Fluorobiphenyl Price on request