| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 190.5 | USD | 20251106 |
| Guangzhou Zhan'en Chemical Co., Ltd. | China national standards | MT | 254.0 | USD | 20251106 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 268.12 | USD | 20251106 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 310.45 | USD | 20251106 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 225.78 | USD | 20251106 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 225.78 | USD | 20251106 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 267.98 | USD | 20251105 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 303.24 | USD | 20251105 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 225.67 | USD | 20251105 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 267.98 | USD | 20251105 |