Lanthanum (La) Back Catalog number: 55212 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended L429-IS Method 429 Internal Standard Stock Solution, 1.2ml, isooctane Price on request 72744 Norethindrone Price on request 676767 Cumyluron, 100 µg/ml, Acetonitrile, 1ml Price on request