| Vendor | Spec | Unit | Price | Currency | Date |
| Wanglong | China national standards | MT | 578.57 | USD | 20251030 |
| Zaozhuang Yitai | China national standards | MT | 543.29 | USD | 20251030 |
| Wanglong | China national standards | MT | 628.15 | USD | 20251029 |
| Changzhou Qidi Chem | China national standards | MT | 677.55 | USD | 20251029 |
| Wanglong | China national standards | MT | 628.03 | USD | 20251028 |
| Zaozhuang Yitai | China national standards | MT | 543.36 | USD | 20251028 |
| Wanglong | China national standards | MT | 578.64 | USD | 20251028 |
| Zaozhuang Yitai | China national standards | MT | 543.36 | USD | 20251028 |
| Wanglong | China national standards | MT | 592.75 | USD | 20251028 |
| Wanglong | China national standards | MT | 627.4 | USD | 20251024 |