| Electropolishing solution | Phosphoric, sulphuric, water, additive |
| Electropolishing time | 10 minutes each item |
| Start temperature | 52ºC |
| End temperature | 52ºC |
| Passivation solution | 20% nitric at ambient temperature |
| Passivation time | 60 minutes |
| Ferroxyl test(s) | Pass. No evidence of free iron contamination |