 | C4X-187313 | N/A | Impurity | |
| Thiamine EP Impurity B HBr |
 | C4X-187318 | 1886-34-6 | Impurity | |
| Thiamine /Vitamin B1 Impurity 18 |
 | C4X-187319 | 95-02-3 | Impurity | |
| Thiamine /Vitamin B1 Impurity 19 |
 | C4X-187320 | 73-67-6 | Impurity | |
| Thiamine /Vitamin B1 Impurity 20 |
| C4X-187323 | N/A | Impurity | |
| Thiamine Nitrate EP Impurity A ?Hemisulfate? |
 | C4X-18733 | 2380-61-2 | Impurity | |
| Thiamine Nitrate EP Impurity A |
 | C4X-187334 | 698-29-3 | Impurity | |
| Thiamine Impurity 34 |
 | C4X-18734 | 7275-24-3 | Impurity | |
| Thiamine nitrate EP Impurity C |
 | C4X-18735 | 490-82-4 | Impurity | |
| Thiamine Nitrate EP Impurity D |
 | C4X-18736 | 1037-29-2 | Impurity | |
| Thiamine Nitrate EP Impurity G |
