Lanthanum (La) Back Catalog number: 57057 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4503-100-25LW 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 677990 Profenofos, 100 µg/ml, Toluene, 1ml Price on request 680597 Behenic acid, 100 µg/ml, Acetonitrile, 1ml Price on request