| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Angxin Chem | China national standards | MT | 594.18 | USD | 20251211 |
| Jinan Angxin Chem | China national standards | MT | 593.61 | USD | 20251210 |
| Jinan Angxin Chem | China national standards | MT | 593.45 | USD | 20251209 |
| Jinan Angxin Chem | China national standards | MT | 593.52 | USD | 20251208 |
| Jinan Angxin Chem | China national standards | MT | 593.65 | USD | 20251205 |
| Jinan Angxin Chem | China national standards | MT | 593.78 | USD | 20251204 |
| Jinan Angxin Chem | China national standards | MT | 593.61 | USD | 20251203 |
| Jinan Angxin Chem | China national standards | MT | 593.27 | USD | 20251202 |
| Jinan Angxin Chem | China national standards | MT | 593.56 | USD | 20251201 |
| Jinan Angxin Chem | China national standards | MT | 593.31 | USD | 20251128 |