| Vendor | Spec | Unit | Price | Currency | Date |
| Wanglong | China national standards | MT | 614.27 | USD | 20251117 |
| Zaozhuang Yitai | China national standards | MT | 536.53 | USD | 20251114 |
| Wanglong | China national standards | MT | 614.19 | USD | 20251114 |
| Changzhou Qidi Chem | China national standards | MT | 677.73 | USD | 20251114 |
| Wanglong | China national standards | MT | 571.83 | USD | 20251114 |
| Zaozhuang Yitai | China national standards | MT | 536.53 | USD | 20251114 |
| Wanglong | China national standards | MT | 571.51 | USD | 20251113 |
| Zaozhuang Yitai | China national standards | MT | 536.23 | USD | 20251113 |
| Wanglong | China national standards | MT | 571.77 | USD | 20251112 |
| Zaozhuang Yitai | China national standards | MT | 536.47 | USD | 20251112 |