| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 102.86 | USD | 20251016 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 109.91 | USD | 20251016 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 109.87 | USD | 20251015 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 102.82 | USD | 20251015 |
| Henan Leavit Chemical Technology Co., Ltd. | Industrial Grade | MT | 91.56 | USD | 20251015 |
| Henan Leavit Chemical Technology Co., Ltd. | Industrial Grade | MT | 91.52 | USD | 20251014 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 102.79 | USD | 20251014 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 109.83 | USD | 20251014 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 109.85 | USD | 20251013 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 102.81 | USD | 20251013 |