Calibration Std. #2 Back Catalog number: 59893X Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59986 Metal Mix #2 Price on request 56037 Rubidium (Rb) Price on request 1696.17-K-IO 9-n-Butylfluorene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3952-42-9 Price on request