L-Serine Back Catalog number: 72249 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71696 Phenylacetic acid Price on request 676646 2-Hydroxyibuprofen, 10mg Price on request MI505-100 Reagent kit for 100 tests (Ammonia MR) Contains: 1 x 20mL NH3-1, 1 x 21mL NH3-2 Price on request