| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 225.91 | USD | 20251114 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 303.57 | USD | 20251114 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 310.62 | USD | 20251114 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 268.12 | USD | 20251113 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 225.78 | USD | 20251113 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 310.45 | USD | 20251113 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 225.78 | USD | 20251113 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 190.5 | USD | 20251113 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 310.59 | USD | 20251112 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 225.88 | USD | 20251112 |