| Vendor | Spec | Unit | Price | Currency | Date |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 254.04 | USD | 20251118 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 310.49 | USD | 20251118 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 331.66 | USD | 20251118 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 268.3 | USD | 20251117 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 190.63 | USD | 20251117 |
| Suzhou Zhaohua Chemical Co., Ltd. | 含量96% | MT | 353.03 | USD | 20251117 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 225.94 | USD | 20251117 |
| Suzhou Chemical Material Co., Ltd. | China national standards | MT | 331.85 | USD | 20251117 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 225.94 | USD | 20251117 |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 254.18 | USD | 20251117 |