| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 768.16 | USD | 20251017 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 775.2 | USD | 20251017 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 768.16 | USD | 20251017 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 794.94 | USD | 20251017 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 747.02 | USD | 20251017 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 690.64 | USD | 20251017 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 690.64 | USD | 20251017 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 725.87 | USD | 20251017 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 767.95 | USD | 20251016 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 732.72 | USD | 20251016 |