| Vendor | Spec | Unit | Price | Currency | Date |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 159.71 | USD | 20251203 |
| Hubei Shuanghuan Science and Technology Stock Co., Ltd. | China national standards | MT | 183.74 | USD | 20251203 |
| Shandong Hezhan Chemical Co., Ltd. | China national standards | MT | 180.91 | USD | 20251203 |
| Henan Huiyihai Environmental Protection Technology Co., Ltd. | China national standards | MT | 176.67 | USD | 20251203 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 148.4 | USD | 20251203 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 190.8 | USD | 20251203 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 212.0 | USD | 20251203 |
| Shandong Haihua Co., Ltd. | China national standards | MT | 254.4 | USD | 20251203 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 445.2 | USD | 20251203 |
| Henan Leavit Chemical Technology Co., Ltd. | China national standards | MT | 159.71 | USD | 20251203 |