| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 1431.23 | USD | 20251023 |
| Shandong Hongyang Chem | China national standards | MT | 1430.5 | USD | 20251022 |
| Shandong Hongyang Chem | China national standards | MT | 1430.5 | USD | 20251022 |
| Shandong Hongyang Chem | China national standards | MT | 1430.5 | USD | 20251022 |
| Shandong Hongyang Chem | China national standards | MT | 1430.99 | USD | 20251021 |
| Shandong Hongyang Chem | China national standards | MT | 1430.99 | USD | 20251021 |
| Shandong Hongyang Chem | China national standards | MT | 1430.99 | USD | 20251021 |
| Shandong Hongyang Chem | China national standards | MT | 1430.12 | USD | 20251020 |
| Shandong Hongyang Chem | China national standards | MT | 1430.12 | USD | 20251020 |
| Shandong Hongyang Chem | China national standards | MT | 1430.12 | USD | 20251020 |