| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 775.2 | USD | 20251017 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 782.25 | USD | 20251017 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 690.64 | USD | 20251017 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 690.64 | USD | 20251017 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 690.64 | USD | 20251017 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 768.16 | USD | 20251017 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 747.02 | USD | 20251017 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 775.2 | USD | 20251017 |
| Hunan Qilu New Materials Technology Co., Ltd. | China national standards | MT | 845.68 | USD | 20251017 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 725.87 | USD | 20251017 |