| Vendor | Spec | Unit | Price | Currency | Date |
| Panjin Read Chem | China national standards | MT | 1030.26 | USD | 20251028 |
| Panjin Read Chem | China national standards | MT | 846.49 | USD | 20251027 |
| Panjin Read Chem | China national standards | MT | 845.93 | USD | 20251024 |
| Panjin Read Chem | China national standards | MT | 1029.21 | USD | 20251024 |
| Panjin Read Chem | China national standards | MT | 846.05 | USD | 20251023 |
| Panjin Read Chem | China national standards | MT | 1029.36 | USD | 20251023 |
| Panjin Read Chem | China national standards | MT | 845.62 | USD | 20251022 |
| Panjin Read Chem | China national standards | MT | 1028.84 | USD | 20251022 |
| Panjin Read Chem | China national standards | MT | 860.0 | USD | 20251021 |
| Panjin Read Chem | China national standards | MT | 1029.18 | USD | 20251021 |