| Vendor | Spec | Unit | Price | Currency | Date |
| Panjin Read Chem | China national standards | MT | 1027.37 | USD | 20250930 |
| Panjin Read Chem | China national standards | MT | 873.97 | USD | 20250930 |
| Panjin Read Chem | China national standards | MT | 1026.88 | USD | 20250929 |
| Panjin Read Chem | China national standards | MT | 873.55 | USD | 20250929 |
| Panjin Read Chem | China national standards | MT | 872.78 | USD | 20250928 |
| Panjin Read Chem | China national standards | MT | 1025.97 | USD | 20250928 |
| Panjin Read Chem | China national standards | MT | 1025.97 | USD | 20250926 |
| Panjin Read Chem | China national standards | MT | 872.78 | USD | 20250926 |
| Panjin Read Chem | China national standards | MT | 873.95 | USD | 20250925 |
| Panjin Read Chem | China national standards | MT | 1027.34 | USD | 20250925 |