| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 303.79 | USD | 20251209 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 226.07 | USD | 20251209 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 226.1 | USD | 20251208 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 303.83 | USD | 20251208 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 310.89 | USD | 20251208 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 353.29 | USD | 20251208 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 190.77 | USD | 20251208 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 226.1 | USD | 20251208 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 310.96 | USD | 20251207 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 190.82 | USD | 20251206 |