| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 732.92 | USD | 20251018 |
| JIN Yimeng Group Co., Ltd. | China national standards | MT | 810.44 | USD | 20251018 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 810.44 | 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 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 732.92 | USD | 20251018 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 789.3 | USD | 20251017 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 768.16 | USD | 20251017 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 747.02 | USD | 20251017 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 866.82 | USD | 20251017 |