| Urea Nitrogen2 (K203771) | Abbott Ireland Diagnostics Division | 2022-05-31 |
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| ABX PENTRA GLUCOSE HK CP, UREA CP, URIC ACID CP (K070146) | Horiba Abx | 2007-10-12 |
| TECO CX3 REAGENT SET FOR SYNCHRON CX SYSTEM (K060120) | Teco Diagnostics | 2006-03-27 |
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| PRECISION SYSTEMS ANALETTE CHEMISTRY ANALYZER STANBIO LABORATORY REAGENTS (K024182) | Precision Systems, Inc. | 2003-03-03 |
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| WIENER LAB. UREA UV CINETICA AA (K012260) | Wiener Laboratories Saic | 2001-09-19 |
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| UREA-L3K ASSAY, CATALOGUE NUMBER 283-17/30 (K002694) | Diagnostic Chemicals , Ltd. | 2000-09-15 |
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| IL TEST UREA NITROGEN (K974337) | Instrumentation Laboratory CO | 1997-12-17 |
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| UREA NITROGEN (BUN) LIQUI-UV (K962418) | Stanbio Laboratory | 1996-12-26 |
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| AMRESCO UREA NITROGEN (BUN) REAGENTS, PROD # 7123 (K891912) | American Research Products Co. | 1989-06-19 |
| UREA NITROGEN TEST (BUN) ITEM NUMBER: SR1022 (K884987) | Em Diagnostic Systems, Inc. | 1989-01-13 |
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| EASY-TEST UREA NITROGEN (BUN) ITEM NUMBER: 19010 (K874477) | Em Diagnostic Systems, Inc. | 1987-11-23 |
| PARAMAX UREA NITROGEN REAGENT (K873532) | Baxter Healthcare Corp | 1987-11-23 |
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| MODIFIED ENZYMATIC BUN REAGENT (K872484) | Trace Scientific , Ltd. | 1987-08-19 |
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| EMDS UREA NITROGEN (BUN) TESTPACKS ITEM #67654/95 (K870571) | Em Diagnostic Systems, Inc. | 1987-03-04 |
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| BUN (RATE) REAGENT (K863196) | Sigma Diagnostics, Inc. | 1986-08-26 |
| BLOOD UREA NITROGEN (BUN) PROCEDURE (K861666) | Data Medical Associates, Inc. | 1986-07-01 |
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| ENZYMATIC BUN REAGENT (K860716) | Trace Scientific , Ltd. | 1986-04-24 |
| EASY-TEST UREA (BUN) REAGENT (K860135) | Em Diagnostic Systems, Inc. | 1986-02-21 |
| ENZYMATIC UREA NITROGEN REAGENT SET (K860109) | Technostics Intl. | 1986-02-06 |
| TDX REA BUN (K853677) | Abbott Laboratories | 1985-09-16 |
| UREASE & GLUTAMATE DEHYDROGENASE, UREA NITROGEN (K853102) | Diagnostic Chemicals, Ltd. (Usa) | 1985-08-02 |
| DURAZYME UREA NITROGEN (K852292) | American Monitor Corp. | 1985-07-08 |
| BUN(ENDPOINT) REAGENT (K852131) | Sigma Diagnostics, Inc. | 1985-06-10 |
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| BUN (RATE) REAGENT (K850923) | Sigma Diagnostics, Inc. | 1985-03-20 |
| FOCUS UREA NITROGEN (K844755) | Abbott Laboratories | 1985-01-08 |
| ENI BLOOD UREA NITROGEN REAGENT (K844065) | Electro-Nucleonics Laboratories, Inc. | 1984-11-27 |
| SYSTEMATE BUN HEM NO. 67221 (K843326) | Em Diagnostic Systems, Inc. | 1984-09-14 |
| UREA ASSAY KIT (K843057) | Diagnostic Chemicals, Ltd. (Usa) | 1984-08-27 |
| UREA ASSAY KIT (K842242) | Diagnostic Chemicals, Ltd. (Usa) | 1984-07-18 |
| UREA NITROGEN REAGENT SET (K840064) | Sterling Biochemical, Inc. | 1984-06-14 |
| PARAMAX UREA NITROGEN REAGENT (K840785) | American Dade | 1984-04-05 |
| UREA NITROGEN-UV (K833931) | Seragen Diagnostics, Inc. | 1984-01-13 |
| BUN LIQUID STABLE REAGENT SET (K832941) | Medical Analysis Systems, Inc. | 1983-10-28 |
| EASYTOUCH BUN REAGENT SET (K832749) | Worthington Diagnostic Systems | 1983-10-14 |
| UREA NITROGEN-BUN-REAGENTS B6360-12 (K831625) | American Scientific Products | 1983-07-07 |
| UREA NITROGEN-BUN-REAGENTS B6370-11A (K831626) | American Scientific Products | 1983-07-07 |
| ULTRA CHEM BUN-UV #65080-65081 (K830241) | Emd Chemicals, Inc. | 1983-04-05 |
| AMRESCO UREA NITROGEN REAGENT SET (K830555) | Amresco, Inc. | 1983-03-24 |
| BUN-UN CENTRIFICHUM 500, #65080/81 (K823300) | Emd Chemicals, Inc. | 1983-01-09 |
| ULTRA CHEM BAN-UV #65080 & 65081 (K823472) | Emd Chemicals, Inc. | 1982-12-28 |
| ULTRACHEM BUN-UV-GEM SAEC APPLI.#65080& (K823402) | Emd Chemicals, Inc. | 1982-12-26 |
| LANCER MSA BUN DIAG. KIT (K821562) | Sherwood Medical Co. | 1982-06-11 |
| BLOOD UREA NITROGEN(BUN-UV) (K812417) | Reagents Applications, Inc. | 1981-09-09 |
| UREA NITROGEN (BUN) (K812341) | Pointe Scientific, Inc., | 1981-09-01 |