L-Tyrosine Back Catalog number: 72282 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10584.24-K-ME Bis(tri-n-butyltin)oxide Price on request 683418 Ethyl perfluoro(2-methyl-3-oxahexanoate), 10mg Price on request 30277 EPA Method 548.1 Analyte Price on request