Request for Proposals No. 2081886 Сульфат железа
| № | Date and time | Field | Value before | Value after |
| 1 | 20.02.2026 14:17 | Main stage start date | 25.02.2026 13:00 | |
| 2 | 20.02.2026 14:17 | Preliminary stage bids opening | 24.02.2026 13:00 | |
| 3 | 20.02.2026 14:17 | Bids submission deadline | 25.02.2026 16:00 | |
| 4 | 25.02.2026 09:09 | Main stage start date | 26.02.2026 13:00 | |
| 5 | 25.02.2026 09:09 | Bids submission deadline | 26.02.2026 16:00 |