Calibration Standard Mix 2 Back Catalog number: 53044 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2825.11-50-ME 11H-Perfluoroundecanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1765-48-6 Price on request 675152 Haloxyfop-2-ethoxyethyl, 100mg Price on request 73504 Phthalazone Price on request