Internal Standard Back Catalog number: 95592 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 94274 PCB Isomers Mix A Price on request 0865.29-100-IO (20R,24R)-24-Ethyldiacholest-13(17)-ene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 99265-25-5 Price on request 3748.18-100-ME 9,10,12,13-Tetrachlorooctadecanoic acid, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 26533-39-1 Price on request