| Sodium DNA | 9007-49-2 | Dermatological Agents | 1 |
| Sodium Dextran Sulfate 5000 | 9045-56-9 | | 1 |
| Sodium Hyaluronate (cosmetic grade) | 9067-32-7 | | 1 |
| Sodium Hyaluronate (food grade) | 9067-32-7 | | 1 |
| Sodium Hyaluronate (full spectrum) | 9067-32-7 | | 1 |
| Sodium Hyaluronate (hydrolyzed) | 9067-32-7 | | 1 |
| Sodium Hyaluronate (medical device) | 9067-32-7 | | 1 |
| Sodium Hyaluronate (pharmaceutical) | 9067-32-7 | | 1 |
| Sodium Hyaluronate (sterile) | 9067-32-7 | | 1 |
| Sodium Hyaluronate (zinc hydrolyzed) | 9067-32-7 | | 1 |
| Sodium Hypochlorite | 7681-52-9 | Disinfectants | 1 |
| Sodium Iodide | 7681-82-5 | Iodides | 1 |
| Sodium L-Glutamate | 142-47-2 | | 1 |
| Sodium L-Tartrate | 868-18-8 | | 1 |
| Sodium Nitrite | 7632-00-0 | Antidotes | 1 |
| Sodium Pentosulfide | 1595275-71-0 | | 1 |
| Sodium Pyrosulfite | 7681-57-4 | | 1 |
| Sodium Stearate | 822-16-2 | Surfactants | 1 |
| Sodium deoxycholate | 302-95-4 | | 1 |
| Sodium dihydrogenphosphate monohydrate | 10049-21-5 | Calcium regulators | 1 |
| Sodium dodecyl sulfate | 151-21-3 | | 1 |
| Sodium ferric gluconate complex | | Hemostatics | 1 |
| Sodium monofluorophosphate | | Fluorides | 1 |
| Sodium stibogluconate | 16037-91-5 | Antiprotozoics | 1 |
| Somatropin | 145435-72-9 | | 1 |
| Sorafenib intermediates | 220000-87-3 | | 1 |
| Sorbitan Laurate | | Dermatics | 1 |
| Speedwell herb | | Herbal remedies | 1 |
| Squalene | 111-02-4 | Anticancer drugs | 1 |
| St. john's wort herb | | Herbal remedies | 1 |
| Stanozolone | 10418-03-8 | | 1 |
| Star anise | | Herbal remedies | 1 |
| Staurosporine | 62996-74-1 | | 1 |
| Stemless carlina | | Herbal remedies | 1 |
| Stephanotiscin | 86639-52-3 | | 1 |
| Stevioside | 57817-89-7 | Additives | 1 |
| Strawberry leaf | | Herbal remedies | 1 |
| Streptokinase | 9002-01-1 | Thrombolytics | 1 |
| Succimer | 304-55-2 | | 1 |
| Succinic acid | 110-15-6 | Other analgesics | 1 |