CAS 7728-40-7 appears in our catalog under these names: Lidocaine EP Impurity D, Norlidocaine, MEGX, Monoethylglycinexylidine, Monoethylglycinexylidide (Standard). Offered by: Chemat Brand, Dr. Ehrenstorfer, GLPBio, Biosynth, Sigma-Aldrich. Available pack sizes: on request, 10mg, 100mg, 25mg, 5mg, 2,5g, Get quote, 5 g.