| Besiyerleri ve Katkıları | Merck Kod |
| Sabouraud % 2 Dextrose Agar | 1.07315 |
| Sabouraud % 2 Dextrose Broth | 1.08339 |
| Sabouraud % 4 Dextrose Agar | 1.05438 |
| Salicin for Microbiology | 1.07665 |
| Salmonella Agar acc. to Önöz | 1.15034 |
| Salmonella Enrichment (Rappaport Vassiliadis Soy ; RVS) Broth | 1.07700 |
| Salmonella Enrichment Broth acc. to Rappaport | 1.10236 |
| Salmonella-Shigella (SS) Agar | 1.07667 |
| Salmonella–Shigella Agar with Sodium Deoxycholate and Calcium Chloride (SSDC Agar) | 1.16724 |
| Salmosyst Selective Supplement | 1.10141 |
| Selective Agar for Parthgenic Fungi | 1.05467 |
| Selenit F (Enrichment) Broth | 1.07717 |
| Selenite Cystine Broth | 1.07709 |
| SIM Medium | 1.05470 |
| Simmons Citrate Agar | 1.02501 |
| Skim Milk (Yağsız Süt Tozu) | 1.15363 |
| Slanetz and Bartley (Membrane filter Enterococcus Selective) Agar | 1.05262 |
| SMAC (Sorbitol MacConkey) Agar | 1.09207 |
| SMAC Agar CT Supplement | 1.09202 |
| Sorbitol (D-) Extra Pure for Microbiology | 1.07758 |
| Sorbitol MacConkey (SMAC) Agar | 1.09207 |
| SPS (Sulfite Polymyxine Sulfadiazine; Perfringens Selective) Agar | 1.10235 |
| SS (Salmonella-Shigella) Agar | 1.07667 |
| SSDC Agar (Salmonella–Shigella Agar with Sodium Deoxycholate and Calcium Chloride) | 1.16724 |
| Standard I Nutrient Agar | 1.07881 |
| Standard I Nutrient Broth | 1.07882 |
| Standard II Nutrient Agar | 1.07883 |
| Staphylococcus Enrichment (Baird) Broth | 1.07899 |
| Staphylococcus Enrichment (Giolitti - Cantoni) Broth | 1.10675 |
| Staphylococcus Selective Agar no 110 (Chapman Agar) | 1.05469 |
| Sucrose for Microbiology | 1.07651 |
| Sulfite Polymyxine Sulfadiazine (SPS; Perfringens Selective) Agar | 1.10235 |
| Süt Tozu ; Yağsız (Skim Milk) | 1.15363 |