| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Leavit Chem | China national standards | MT | 444.26 | USD | 20251120 |
| Henan Leavit Chem | China national standards | MT | 148.15 | USD | 20251119 |
| Henan Leavit Chem | China national standards | MT | 162.26 | USD | 20251119 |
| Henan Leavit Chem | China national standards | MT | 159.44 | USD | 20251119 |
| Henan Leavit Chem | China national standards | MT | 155.21 | USD | 20251119 |
| Henan Leavit Chem | China national standards | MT | 159.44 | USD | 20251119 |
| Henan Leavit Chem | China national standards | MT | 159.44 | USD | 20251119 |
| Henan Leavit Chem | China national standards | MT | 173.55 | USD | 20251119 |
| Henan Leavit Chem | China national standards | MT | 173.55 | USD | 20251119 |
| Henan Leavit Chem | China national standards | MT | 444.46 | USD | 20251119 |