| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Leavit Chem | China national standards | MT | 12285.36 | USD | 20251117 |
| Henan Leavit Chem | China national standards | MT | 12283.8 | USD | 20251115 |
| Henan Leavit Chem | China national standards | MT | 12283.8 | USD | 20251114 |
| Henan Leavit Chem | China national standards | MT | 12276.86 | USD | 20251113 |
| Henan Leavit Chem | China national standards | MT | 12282.41 | USD | 20251112 |
| Henan Leavit Chem | China national standards | MT | 12276.69 | USD | 20251111 |
| Henan Leavit Chem | China national standards | MT | 12278.42 | USD | 20251110 |
| Henan Leavit Chem | China national standards | MT | 12281.89 | USD | 20251109 |
| Henan Leavit Chem | China national standards | MT | 12281.89 | USD | 20251108 |
| Henan Leavit Chem | China national standards | MT | 12281.89 | USD | 20251107 |