| Diazyme Human Kappa (k) Free Light Chain Assay; Diazyme Human Lambda (¿) Free Light Chain Assay (K253358) | Diazyme Laboratories, Inc. | 2025-12-19 |
| Optilite® Freelite Mx Kappa Free Kit; Optilite® Freelite Mx Lambda Free Kit (K250549) | The Binding Site Group , Ltd. | 2025-05-23 |
| FLC Kappa, FLC Lambda,FLC Control Level 1, FLC Control Level 2 (K231601) | Sebia | 2024-02-23 |
| Optilite® Freelite® Kappa Free Kit, Optilite® Freelite® Lambda Free Kit (K231290) | The Binding Site, Ltd. | 2024-01-24 |
| FLC Kappa, FLC Lambda, FLC Control Level 1, FLC Control Level 2 (K210623) | Sebia | 2022-11-18 |
| Diazyme Human Kappa Free Light Chain Assay, Diazyme Human Lambda Free Light Chain Assay (K211648) | Diazyme Laboratories, Inc. | 2022-09-08 |
| Diazyme Human Kappa Free Light Chain Assay, Diazyme Human Lambda Free Light Chain Assay (K220001) | Diazyme Laboratories, Inc. | 2022-08-04 |
| N Latex FLC kappa, N Latex FLC lambda (K212379) | Siemens Healthcare Diagnostics Products GmbH | 2022-03-02 |
| N Latex FLC kappa, N Latex FLC lambda (K201496) | Siemens Healthcare Diagnostics Products GmbH | 2021-10-29 |
| N Latex FLC kappa, N Latex FLC lambda (K193047) | Siemens Healthcare Diagnostics Products GmbH | 2021-07-14 |
| N Latex FLC kappa, N Latex FLC lambda (K190879) | Siemens Healthcare Diagnostics Products GmbH | 2019-05-03 |
| N Latex FLC kappa assay, N Latex FLC lambda assay (K182098) | Siemens Healthcare Diagnostics Products GmbH | 2018-11-01 |
| Optilite Freelite Mx Kappa Free Kit, Optilite Freelite Mx Lambda Free Kit (K173732) | The Binding Site Group , Ltd. | 2018-08-23 |
| Diazyme Human Kappa Free Light Chain Assay; Diazyme Human Lambda Free Light Chain Assay (K181438) | Diazyme Laboratories, Inc. | 2018-06-26 |
| N Latex FLC kappa assay, N Latex FLC Lambda assay, N FLC Standard SL, N FLC Control SL1 & SL2 (K171742) | Siemens Healthcare Diagnostics Products GmbH | 2017-11-17 |
| Diazyme Human Kappa Free Light Chain Assay, Diazyme Human Lambda Free Light Chain Assay, Diazyme Human Kappa/Lamda Free Light Chain Calibrator, Diazyme Human Kappa/Lamda Free Light Chain Calibrator (K153394) | Diazyme Laboratories | 2016-11-18 |
| Optilite FreeLite Kappa Free Kit, Optilite Freelite Lambda Free Kit (K150658) | The Binding Site Group , Ltd. | 2015-08-26 |
| HUMAN KAPPA AND LAMBDA FREE KITFOR USE ON THE SPA PLUS ANALYSER (K120056) | The Binding Site Group , Ltd. | 2013-04-01 |
| KAPPA LIGHT CHAINS (K083602) | SENTINEL CH. SpA | 2009-09-03 |
| DIMENSION VISTA LG LIGHT CHAINS, TYPE KAPPA, DIMENSION VISTA LG LIGHT CHAINS, TYPE LAMBDA, DIMENSION VISTA PROTEIN 1 CAL (K082503) | Siemens Healthcare Diagnostics | 2008-12-19 |
| FREELITE HUMAN KAPPA AND LAMBDA FREE DIAGNOSTIC TEST KITS FOR USE ON THE ROCHE COBAS INTEGRA 400/400 PLUS ANALYZER KIT (K070900) | The Binding Site, Ltd. | 2007-11-30 |
| FREELITE HUMAN KAPPA AND LAMBDA FREE KITS FOR USE ON THE SPAPLUS ANALYZER (K062372) | The Binding Site, Ltd. | 2007-06-21 |
| FREELITE HUMAN KAPPA AND LAMBDA FREE KITS FOR USE ON THE BAYER ADVIA 1650 ANALYZER (K051915) | The Binding Site, Ltd. | 2005-09-06 |
| CAPILLARY'S IMMUNOTYPING (PN 2100) (K042939) | Sebia, Inc. | 2005-06-27 |
| FREELITE HUMAN KAPPA AND LAMBDA KITS (K040009) | The Binding Site, Ltd. | 2004-03-11 |
| FREELITE HUMAN KAPPA AND HUMAN LAMBDA FREE KITS FOR USE ON THE HITACHI 911/912 ANALYZER (K023009) | The Binding Site, Ltd. | 2003-01-21 |
| KAPPA IMMAGE FREELITE KIT (K003669) | The Binding Site, Ltd. | 2001-02-01 |
| SHEEP ANTI-HUMAN KAPPA FREE LIGHT CHAIN IMMUNOFIXATION GRADE KIT (K002564) | The Binding Site, Ltd. | 2000-10-26 |
| IMMAGE IMMUNOCHEMISTRY SYSTEM KAPPA LIGHT CHAIN (KAP) REAGENT IMMAGE IMMUNOCHEMISTRY SYSTEM LAMDA LIGHT CHAIN (LAM) REAG (K964260) | Beckman Instruments, Inc. | 1997-02-10 |
| CHEMMATE(TM) UCHL1 (CD45-RO) (K950152) | Biotek Solutions, Inc. | 1995-10-27 |
| CHEMMATE(TM) KAPPA (K950150) | Biotek Solutions, Inc. | 1995-10-27 |
| BECKMAN KAPPA LIGHT CHAIN REAGENT (ADD'L CLAIMS) (K902484) | Beckman Instruments, Inc. | 1990-06-21 |
| BECKMAN LAMBDA LIGHT CHAIN REAGENT (K884597) | Beckman Instruments, Inc. | 1988-12-06 |
| BECKMAN KAPPA LIGHT CHAIN REAGENT (K884276) | Beckman Instruments, Inc. | 1988-11-16 |
| N-IMMUNOGLOBULIN LIGHT CHAIN KIT (K880341) | Behring Diagnostics, Inc. | 1988-02-17 |
| QM300 KAPPA LIGHT CHAINS ANTIBODY PACK (K875164) | Kallestad Diag, A Div. of Erbamont, Inc. | 1988-01-22 |
| QUANTIMETRIC PLUS KAPPA REAGENT KIT (K855008) | Kallestad Laboratories, Inc. | 1986-02-26 |
| TISSUE-TEK IMMUNOHISTOLOGY KIT LYSOZZM (K842470) | Miles Laboratories, Inc. | 1984-08-28 |
| AMER. HISTO-ID SYS PRIMARY KIT (K842326) | Bartels Immunodiagnostic Supplies, Inc. | 1984-08-02 |
| FITC GOAT ANTI-HUMAN KAPPA AFFINITY (K832266) | Gelco Diagnostics, Inc. | 1983-10-31 |
| GOAT ANTI-HUMAN IMMUNOGLOBULINS- (K832256) | Gelco Diagnostics, Inc. | 1983-10-31 |
| ANTISERUM TO HUMAN IGA (K822668) | Amico Lab, Inc. | 1982-11-17 |
| FITC ANTISERA TO HUMAN IGG (K822676) | Amico Lab, Inc. | 1982-11-17 |
| ANTISERUM TO HUMAN KAPPA (K822666) | Amico Lab, Inc. | 1982-11-17 |
| FITC ANTISERA TO HUMAN IGM (K822677) | Amico Lab, Inc. | 1982-11-17 |
| FITC ANTISERA TO HUMAN KAPPA (K822673) | Amico Lab, Inc. | 1982-11-17 |
| ANTISERUM TO HUMAN IGM (K822670) | Amico Lab, Inc. | 1982-11-17 |
| ANTISERUM TO HUMAN LAMBDA (K822667) | Amico Lab, Inc. | 1982-11-17 |
| FITC ANTISERA TO HUMAN LAMBDA (K822674) | Amico Lab, Inc. | 1982-11-17 |
| FITC ANTISERA TO HUMAN C3 (K822679) | Amico Lab, Inc. | 1982-11-17 |
| ANTISERUM TO HUMAN IGG (K822669) | Amico Lab, Inc. | 1982-11-17 |
| FITC ANTISERA TO HUMAN GOBULIN (K822678) | Amico Lab, Inc. | 1982-11-17 |
| RITC-ANTI HUMAN IGA, IGG, KAPPA, LAMBDA (K823121) | Amico Lab, Inc. | 1982-11-17 |
| ANTISERUM TO HUMAN GOBULIN (K822671) | Amico Lab, Inc. | 1982-11-17 |
| FITC ANTISERA TO HUMAN IGA (K822675) | Amico Lab, Inc. | 1982-11-17 |
| DAKO PAP KIT K504 (K812485) | Dako Corp. | 1982-02-10 |
| IMMUNOGL. FRACT. OF RABBIT ANTIS./KAPPA (K812661) | Dako Corp. | 1981-09-29 |
| H-101 KAPPA,H-102 LAMBDA,H-107 LYSOZME (K811721) | Immulok, Inc. | 1981-07-16 |
| ANTISERA TO HUMAN FREE KAPPA CHAINS (K802283) | Kallestad Laboratories, Inc. | 1980-10-23 |
| ANTI-HUMAN KAPPA SERUM (K791284) | Diagnostica, Inc. | 1979-11-27 |
| ANTISERUM TO RABBIT IGG H & L CHAIN (K790706) | Kent Laboratories, Inc. | 1979-09-12 |
| KAPPA SERUM (FREE) ANTI-HUMAN (K781027) | Icl Scientific | 1978-07-27 |
| KAPPA SERUM (FREE & BOUND) ANTI-HUMAN (K781028) | Icl Scientific | 1978-07-27 |