| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Baitu Chem | China national standards | MT | 844.98 | USD | 20250909 |
| Nanjing Baitu Chem | China national standards | MT | 844.73 | USD | 20250908 |
| Nanjing Baitu Chem | China national standards | MT | 844.73 | USD | 20250908 |
| Nanjing Baitu Chem | China national standards | MT | 844.73 | USD | 20250908 |
| Nanjing Baitu Chem | China national standards | MT | 844.73 | USD | 20250908 |
| Nanjing Baitu Chem | China national standards | MT | 844.31 | USD | 20250905 |
| Nanjing Baitu Chem | China national standards | MT | 844.31 | USD | 20250905 |
| Nanjing Baitu Chem | China national standards | MT | 844.21 | USD | 20250901 |
| Nanjing Baitu Chem | China national standards | MT | 844.21 | USD | 20250901 |
| Nanjing Baitu Chem | China national standards | MT | 844.71 | USD | 20250829 |