High Concentration Mix #2 Back Catalog number: 60009 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72152 Dopamine Price on request 0353.19-K-IO 9-Phenylfluorene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 789-24-2 Price on request 54533 Ammonium (NH4+) Price on request