L-Phenylalanine Back Catalog number: 72233 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4503-K-25LW Phosphorous Standards Phosphorus in Light White Mineral Oil, 20Cst Tri-n-butylphosphate, 99+% (Chiron product nr. 1399.19) CAS [126-73-8] Matrix: Isooctane , 20cSt Units: 1x25mL, 1x100mL Isooctane Price on request 3435.10-100 Mecoprop, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 93-65-2, replaces deleted number 7085-19-0 Price on request 676133 iso-Chloridazon, 100 µg/ml, Acetonitrile, 1ml Price on request