| Vendor | Spec | Unit | Price | Currency | Date |
| Panjin Read Chem | China national standards | MT | 1027.34 | USD | 20250924 |
| Panjin Read Chem | China national standards | MT | 873.95 | USD | 20250924 |
| Panjin Read Chem | China national standards | MT | 873.95 | USD | 20250923 |
| Panjin Read Chem | China national standards | MT | 1027.34 | USD | 20250923 |
| Panjin Read Chem | China national standards | MT | 873.34 | USD | 20250922 |
| Panjin Read Chem | China national standards | MT | 1026.64 | USD | 20250922 |
| Panjin Read Chem | China national standards | MT | 873.07 | USD | 20250919 |
| Panjin Read Chem | China national standards | MT | 1026.32 | USD | 20250919 |
| Panjin Read Chem | China national standards | MT | 873.6 | USD | 20250918 |
| Panjin Read Chem | China national standards | MT | 1027.98 | USD | 20250917 |