| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 159.44 | USD | 20251121 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 159.44 | USD | 20251121 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 183.42 | USD | 20251121 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 444.44 | USD | 20251121 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 211.64 | USD | 20251121 |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 183.42 | USD | 20251121 |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 232.8 | USD | 20251121 |
| Henan Shunzhibang Environmental Protection Technology Co., Ltd. | China national standards | MT | 239.86 | USD | 20251121 |
| Henan Sendi Environmental Protection Technology Co., Ltd. | China national standards | MT | 194.71 | USD | 20251121 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 159.37 | USD | 20251120 |