| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 110.19 | USD | 20251129 |
| Henan Leavit Chemical Technology Co., Ltd. | Industrial Grade | MT | 91.82 | USD | 20251128 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 110.19 | USD | 20251128 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 103.12 | USD | 20251128 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 110.2 | USD | 20251127 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 103.14 | USD | 20251127 |
| Henan Leavit Chemical Technology Co., Ltd. | Industrial Grade | MT | 91.84 | USD | 20251127 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 103.11 | USD | 20251126 |
| Henan Leavit Chemical Technology Co., Ltd. | Industrial Grade | MT | 91.81 | USD | 20251126 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 110.18 | USD | 20251126 |