| Loefflers Methylene Blue (1000ml) | 50604724607078 | Pro-Lab Diagnostics UK | Class A | |
| Loefflers Methylene Blue (500ml) | 50604724606910 | Pro-Lab Diagnostics UK | Class A | |
| Löffler’s methylene blue (500 mL) | 08430155004554 | QUIMICA CLINICA APLICADA S.A. | Class A | |
| Löffler’s methylene blue solution for microscopy | 04022536019024 | Merck KGaA | Class A | |
| Löffler’s methylene blue solution for microscopy | 04022536019048 | Merck KGaA | Class A | |
| Löffler’s methylene blue solution for microscopy | 04022536019062 | Merck KGaA | Class A | |
| Lugol PVP | 05404035100158 | Cypress Diagnostics | Class A | |
| Lugol, PVP-stabilized solution | 03760177193918 | RAL Diagnostics | Class A | |
| Lugol, PVP-stabilized solution | 03760177196605 | RAL Diagnostics | Class A | |
| Lugol, PVP-stabilized solution | 03760177196612 | RAL Diagnostics | Class A | |
| Lugol, PVP-stabilized solution | 03760177196629 | RAL Diagnostics | Class A | |
| Lugol, PVP-stabilized solution | 03760177196636 | RAL Diagnostics | Class A | |
| Lugols Iodine (1000ml) | 50604724607214 | Pro-Lab Diagnostics UK | Class A | |
| Lugols Iodine (2000ml) | 50604724607382 | Pro-Lab Diagnostics UK | Class A | |
| Lugols Iodine (500ml) | 50604724607146 | Pro-Lab Diagnostics UK | Class A | |
| Lugols Iodine concentrate (100ml) | 50604724617350 | Pro-Lab Diagnostics UK | Class A | |
| Lugols Iodine concentrate (400ml) | 50604724617428 | Pro-Lab Diagnostics UK | Class A | |
| Lugols Iodine concentrate (500ml) | 50604724617596 | Pro-Lab Diagnostics UK | Class A | |
| Lugol's JetDye-AF | 04262400020170 | Bio-Gram Diagnostics GmbH | Class A | |
| Lugol solution 1000ml (Gram) | 08594199921144 | VIAMAR INTERNATIONAL, s.r.o. | Class A | |
| Lugol’s solution (diluted iodine-potassium iodide solution) for the Gram staining method | 04022536112701 | Merck KGaA | Class A | |
| Lugol’s solution (diluted iodine-potassium iodide solution) for the Gram staining method | 04022536557410 | Merck KGaA | Class A | |
| Lugol’s solution stabilized with PVP for the Gram staining method | 04022536725970 | Merck KGaA | Class A | |
| Lugol’s solution stabilized with PVP for the Gram staining method | 04027269233051 | Merck KGaA | Class A | |
| Malachite Green (1000ml) | 50604724605302 | Pro-Lab Diagnostics UK | Class A | |
| Malachite Green (100ml) | 50604724605098 | Pro-Lab Diagnostics UK | Class A | |
| Malachite Green (2000ml) | 50604724605470 | Pro-Lab Diagnostics UK | Class A | |
| Malachite Green (200 mL) | 18430155007958 | QUIMICA CLINICA APLICADA S.A. | Class A | |
| Malachite Green (250ml) | 50604724605166 | Pro-Lab Diagnostics UK | Class A | |
| Malachite Green (500ml) | 50604724605234 | Pro-Lab Diagnostics UK | Class A | |
| Malachite Green concentrate (100ml) | 50604724616360 | Pro-Lab Diagnostics UK | Class A | |
| Malachite Green concentrate (400ml) | 50604724616438 | Pro-Lab Diagnostics UK | Class A | |
| Malachite Green concentrate (500ml) | 50604724616506 | Pro-Lab Diagnostics UK | Class A | |
| Malakittgrønt fargeløsning 1% | 07073097800061 | Oslo universitetssykehus HF | Class A | |
| MAY GRUNWALDS SOLUTION | 52120451003856 | MEDIL | Class A | |
| Methylene Blue | 08033928530740 | Delcon Srl | Class A | |
| Methylene Blue (1000ml) | 50604724604862 | Pro-Lab Diagnostics UK | Class A | |
| Methylene Blue (100ml) | 50604724604558 | Pro-Lab Diagnostics UK | Class A | |
| Methylene Blue (2000ml) | 50604724604930 | Pro-Lab Diagnostics UK | Class A | |
| Methylene Blue (250ml) | 50604724604626 | Pro-Lab Diagnostics UK | Class A | |
| Methylene Blue (500ml) | 50604724604794 | Pro-Lab Diagnostics UK | Class A | |
| Methylene Blue concentrate (100ml) | 50604724616056 | Pro-Lab Diagnostics UK | Class A | |
| Methylene Blue concentrate (400ml) | 50604724616124 | Pro-Lab Diagnostics UK | Class A | |
| Methylene Blue concentrate (500ml) | 50604724616292 | Pro-Lab Diagnostics UK | Class A | |
| Methylene Blue Counterstain | 00816085020846 | CalibreScientific US, Inc. | Class A | |
| Methylene Blue Counterstain | 00816085023496 | CalibreScientific US, Inc. | Class A | |
| Methylene Blue Solution | 04719889110163 | BaSO Biotech Co., LTD.. | Class A | |
| Methylene Blue Solution | 04719889110194 | BaSO Biotech Co., LTD.. | Class A | |
| Methylene Blue Solution | 04719889110231 | BaSO Biotech Co., LTD.. | Class A | |
| Methylene Blue Solution | 04719889110262 | BaSO Biotech Co., LTD.. | Class A | |
UDI Compass