Custom Standard Back Catalog number: 50312 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended M1408 Sodium 2-Methyl-2-propene-1-sulfonate, 25g Price on request 55212 Lanthanum (La) Price on request 675248 Proquinazid, 100 µg/ml, Acetonitrile, 5ml Price on request