| TDM N-ACETYLPROCAINAMIDE (K060738) | Roche Diagnostics Corp. | 2006-08-16 |
| DIMENSION N-ACETYLPROCAINAMIDE (NAPA) FLEX REAGENT CARTRIDGE METHOD, MODEL DF111 (K032564) | Dade Behring, Inc. | 2003-10-31 |
| EMIT 2000 N-ACETYLPROCAINAMIDE ASSAY, MODEL OSR4N229 (K011620) | Syva Co., Dade Behring, Inc. | 2001-06-18 |
| NAPA EIA ASSAY (K983812) | Diagnostic Reagents, Inc. | 1998-11-16 |
| N-ACETYLPROCAINAMIDE ASSAY FOR THE BAYER IMMUNO 1 SYSTEM (K971713) | Bayer Corp. | 1997-06-11 |
| AXSYM N-ACETYLPROCAINAMIDE (K955422) | Abbott Laboratories | 1996-04-24 |
| OPUS NAPA (K934705) | Pb Diagnostic Systems, Inc. | 1993-11-22 |
| EMIT 2000 N-ACETYLPROCAINAMIDE ASSAY AND CALIBRAT (K922915) | Syva Co. | 1992-08-24 |
| N-ACETYLPROCAINAMIDE (NAPA) (FPIA) KIT (K895571) | Tudor Laboratories, Inc. | 1989-10-25 |
| EASY-TEST EMIT N-ACETYLPROCAINAMIDE NAPA #16649 (K873349) | Em Diagnostic Systems, Inc. | 1987-09-22 |
| MODIFIED COBAS FP REAGENTS FOR NAPA AND CALIBRATOR (K871680) | Roche Diagnostic Systems, Inc. | 1987-06-08 |
| STRATUS N-ACE (NAPA) FLUOROMETRIC ENZYME/IMMUNO. (K860140) | American Dade | 1986-02-06 |
| STRATUS N-ACETYLPROCAINAMIDE FLUOROMETRIC ENZYME I (K853547) | American Dade | 1985-09-16 |
| COBAS FP REAGENTS FOR NAPA AND NAPA CALIBRATORS (K852319) | Roche Diagnostic Systems, Inc. | 1985-06-25 |
| EMIT QST N-ACETYLPROCAINAMIDE ASSAY (K851060) | Syva Co. | 1985-04-05 |
| N-ACETYLPROCAINAMIDE ACA-ANALYTICAL (K833378) | E.I. Dupont DE Nemours & Co., Inc. | 1983-12-27 |
| N-ACETYLPROCAINAMIDE ASSAY FOR COBAS (K832098) | Syva Co. | 1983-08-12 |
| AMES TDA N-ACETYL-PROCAINAMIDE TEST (K831399) | Miles Laboratories, Inc. | 1983-06-02 |
| TDX N-ACETYLPROCAINAMIDE (K830206) | Abbott Laboratories | 1983-02-18 |
| ADVANCE EMIT-CAD N-ACETYLPROCAINAMIDE (K823129) | Syva Co. | 1982-11-29 |
| EMIT N-ACETYLPROCAINAMIDE ASSAY (K781378) | Syva Co. | 1978-10-10 |