Custom Calibration Standard Back Catalog number: 59419 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2020.7-1ML p-Fluorotoluene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 352-32-9 Price on request 1579.4-10MG Metformin hydrochloride Price on request 10737.12-100-IO 2,2',3,5,5',6-Hexachlorobiphenyl Price on request