| May-Grünwald’s eosine-methylene blue solution modified for microscopy | 04022536020761 | Merck KGaA | Class A | |
| May-Grünwald’s eosine-methylene blue solution modified for microscopy | 04022536020778 | Merck KGaA | Class A | |
| May-Grünwald’s eosine-methylene blue solution modified for microscopy | 04022536020808 | Merck KGaA | Class A | |
| May-Grünwald’s eosine-methylene blue solution modified for microscopy | 04022536020815 | Merck KGaA | Class A | |
| May-Grünwald’s eosine-methylene blue solution modified for microscopy | 04022536020846 | Merck KGaA | Class A | |
| May-Grünwald’s eosine-methylene blue solution modified for microscopy | 04022536020860 | Merck KGaA | Class A | |
| May-Grünwald’s eosine-methylene blue solution modified for microscopy | 04022536707334 | Merck KGaA | Class A | |
| May-Grünwald’s eosine-methylene blue solution modified for microscopy | 04022536719931 | Merck KGaA | Class A | |