| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 159.55 | USD | 20251115 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 148.25 | USD | 20251115 |
| Tangshan Sanyou Chemical Industries Co., Ltd. | China national standards | MT | 183.55 | USD | 20251115 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 159.55 | USD | 20251115 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 159.55 | USD | 20251115 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 444.76 | USD | 20251115 |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 183.55 | USD | 20251115 |
| Henan Shunzhibang Environmental Protection Technology Co., Ltd. | China national standards | MT | 254.15 | USD | 20251115 |
| Henan Shunzhibang Environmental Protection Technology Co., Ltd. | China national standards | MT | 240.03 | USD | 20251115 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 190.61 | USD | 20251115 |