| Besiyerleri ve Katkıları | Merck Kod |
| D (-)-Fructose for Microbiology | 1.05323 |
| D (-)Mannitol for Microbiology | 1.05982 |
| D (-)Sorbitol Extra Pure for Microbiology | 1.07758 |
| D (+)-Dextrose Monohydrate for Microbiology | 1.08342 |
| D (+)-Galactose for Microbiology | 1.04062 |
| D (+)-Glucose Monohydrate for Microbiology | 1.08342 |
| D (+)-Mannose for Microbiology | 1.05984 |
| DCLS (Deoxycholate Citrate Lactose Sucrose) Agar | 1.10270 |
| de Mann Rogosa Sharp Agar | 1.10660 |
| de Mann Rogosa Sharp Broth | 1.10661 |
| Deoxycholate Citrate Lactose Sucrose (DCLS) Agar | 1.10270 |
| Deoxycholate Hydogen Sulfide Lactose (DHL) Agar, Sakazaki | 1.11435 |
| Dermatophtes Selctive Agar (DTM), Taplin | 1.10896 |
| Desoxycholate Citrate (Leifson) Agar | 1.02896 |
| DEV Endo Agar | 1.10684 |
| DEV Gelatin Agar | 1.10685 |
| DEV Glutamate Broth | 1.10687 |
| DEV Lactose Broth | 1.10689 |
| DEV Lactose Peptone Broth | 1.10690 |
| DEV Nutrient Agar | 1.11471 |
| Dextrose (D+) Glucose Monohydrate for Microbiology | 1.08342 |
| Dextrose Caseine Peptone Agar | 1.10860 |
| DG-18 (Dichloran Glycerol) Agar | 1.00465 |
| DHL (Deoxycholate Hydogen Sulfide Lactose) Agar, Sakazaki | 1.11435 |
| Diagnostic Salmonella Semi-solid Rappaport Vassiliadis (Diasalm) Medium | 1.09803 |
| Diasalm (Diagnostic Salmonella Semi-solid Rappaport Vassiliadis) Medium | 1.09803 |
| Dichloran Glycerol (DG-18) Agar | 1.00465 |
| Dichloran Rose Bengal Chloramphenicol (DRBC) Agar | 1.00466 |
| Differential Reinforced Clostridial (DRCM) Broth | 1.11699 |
| Double Sugar (Kligler) Iron Agar | 1.03913 |
| DRBC (Dichloran Rose Bengal Chloramphenicol) Agar | 1.00466 |
| DRCM (Differential Reinforced Clostridial) Broth | 1.11699 |
| DTM (Dermatophtes Selctive Agar) | 1.10896 |
| Dulcitol for Microbiology | 1.05990 |