| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1266.09 | USD | 20250918 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1005.84 | USD | 20250918 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1005.84 | USD | 20250918 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 984.74 | USD | 20250918 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1005.84 | USD | 20250918 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 984.74 | USD | 20250918 |
| Qingdao Chengxin Hongfeng Chemical Co., Ltd. | China national standards | MT | 1055.07 | USD | 20250918 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 984.74 | USD | 20250918 |
| Hualu Holdings Group Co., Ltd. | China national standards | MT | 1308.29 | USD | 20250918 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 1041.01 | USD | 20250918 |