| Vendor | Spec | Unit | Price | Currency | Date |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 718.83 | USD | 20251019 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 810.44 | USD | 20251018 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 690.64 | USD | 20251018 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 810.44 | USD | 20251018 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 676.54 | USD | 20251018 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 690.64 | USD | 20251018 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 690.64 | USD | 20251018 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 690.64 | USD | 20251018 |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 690.64 | USD | 20251018 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 831.58 | USD | 20251018 |