Method 1640Mix A Back Catalog number: 52146 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675383 Aspartame, 250mg Price on request 680840 10,11-Dihydro-10-hydroxycarbamazepine, 100 µg/ml, Price on request 672921 Chlorbenside-sulfone, 10mg Price on request