| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chem | China national standards | MT | 1001.81 | USD | 20251119 |
| Jinan Angxin Chem | China national standards | MT | 1002.03 | USD | 20251118 |
| Jinan Angxin Chem | China national standards | MT | 1001.89 | USD | 20251111 |
| Jinan Angxin Chem | China national standards | MT | 1002.03 | USD | 20251110 |
| Jinan Angxin Chem | China national standards | MT | 1002.32 | USD | 20251107 |
| Jinan Angxin Chem | China national standards | MT | 1001.91 | USD | 20251106 |
| Jinan Angxin Chem | China national standards | MT | 1001.4 | USD | 20251105 |
| Jinan Angxin Chem | China national standards | MT | 1001.62 | USD | 20251104 |
| Jinan Angxin Chem | China national standards | MT | 1001.88 | USD | 20251103 |
| Jinan Angxin Chem | China national standards | MT | 1001.69 | USD | 20251031 |