| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Leavit Chem | China national standards | MT | 63.66 | USD | 20251211 |
| Henan Leavit Chem | China national standards | MT | 110.24 | USD | 20251210 |
| Henan Leavit Chem | China national standards | MT | 63.58 | USD | 20251209 |
| Henan Leavit Chem | China national standards | MT | 110.23 | USD | 20251208 |
| Henan Leavit Chem | China national standards | MT | 63.61 | USD | 20251207 |
| Henan Leavit Chem | China national standards | MT | 110.25 | USD | 20251205 |
| Henan Leavit Chem | China national standards | MT | 63.62 | USD | 20251204 |
| Henan Leavit Chem | China national standards | MT | USD | 20251203 | |
| Henan Leavit Chem | China national standards | MT | USD | 20251202 | |
| Henan Leavit Chem | China national standards | MT | USD | 20251201 |