| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 226.35 | USD | 20251211 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 190.99 | USD | 20251211 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 353.68 | USD | 20251211 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 304.16 | USD | 20251211 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 226.35 | USD | 20251211 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 311.24 | USD | 20251211 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 353.34 | USD | 20251210 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 226.14 | USD | 20251210 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 303.87 | USD | 20251210 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 310.94 | USD | 20251210 |