| FEMA | N/A |
| CAS | 1405-20-5 |
| EINECS | 215-774-7 |
| JECFA Food Flavoring | N/A |
| CoE Number | N/A |
| Organoleptic Notes |
|
| Odor | N/A |
| Flavor | N/A |
| Material Notes | a mixture of polymyxins b1 and b2, obtained from bacillus polymyxa strains. they are basic polypeptides of about eight amino acids and have cationic detergent action on cell membranes. polymyxin b is used for infections with gram-negative organisms, but may be neurotoxic and nephrotoxic. |