  | CS422417 | 89663-73-0 | Impurity |  | 
| Buprenorphine EP Impurity I | 
  | CS447157 | 95462-14-9 | Impurity |  | 
| Intermedine N-Oxide | 
  | CS449695 | 97203-04-8 | Impurity |  | 
| "7-Dehydroxy Buprenorphine
(Buprenorphine Impurity F)" | 
  | CS449940 | 97-73-4 | Impurity |  | 
| Lactic Acid Impurity 7 | 
  | CS450072 | 97998-65-7 | Impurity |  | 
| Alanyl Glutamine Impurity 8 HCl | 
  | CWLT600074 | 104-40-5 | Impurity |  | 
| 4-N-Nonylphenol(mixture of isomers) | 
  | CWLT600189 | 1262-21-1 | Impurity |  | 
| Fentin-Oxide | 
  | CWLT600220 | 152-20-5 | Impurity |  | 
| "O,O,S-Trimethylthiophosphate" | 
  | CWLT600522 | 130-40-5 | Impurity |  | 
| Riboflavine-5?-Phosphate Sodium | 
  | CWLT600544 | 126-73-8 | Impurity |  | 
| Tributylphosphate |