| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 925.61 | USD | 20251208 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1102.26 | USD | 20251208 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 918.55 | USD | 20251208 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 989.2 | USD | 20251208 |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 1102.26 | USD | 20251208 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1031.6 | USD | 20251208 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 918.55 | USD | 20251208 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1271.83 | USD | 20251208 |
| Shandong Luxi Chemical Co., Ltd. | China national standards | MT | 1017.47 | USD | 20251208 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 960.94 | USD | 20251208 |