| Vendor | Spec | Unit | Price | Currency | Date |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 789.3 | USD | 20251017 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 775.2 | USD | 20251017 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 789.3 | USD | 20251017 |
| Yankuang Guotai Chemical Co., Ltd. | China national standards | MT | 754.06 | 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 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 782.25 | USD | 20251017 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 747.02 | USD | 20251017 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 747.02 | USD | 20251017 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 704.73 | USD | 20251017 |