| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 103.21 | USD | 20251204 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 110.24 | USD | 20251203 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 103.17 | USD | 20251203 |
| Henan Leavit Chemical Technology Co., Ltd. | Industrial Grade | MT | 91.87 | USD | 20251203 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 110.18 | USD | 20251202 |
| Henan Leavit Chemical Technology Co., Ltd. | Industrial Grade | MT | 91.82 | USD | 20251202 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 103.12 | USD | 20251202 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 110.23 | USD | 20251201 |
| Henan Leavit Chemical Technology Co., Ltd. | Industrial Grade | MT | 91.86 | USD | 20251201 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 103.17 | USD | 20251201 |