| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 747.24 | USD | 20251025 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 803.63 | USD | 20251025 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 747.24 | USD | 20251025 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 747.24 | USD | 20251024 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 704.94 | USD | 20251024 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 761.34 | USD | 20251024 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 775.43 | USD | 20251024 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 845.93 | USD | 20251024 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 761.34 | USD | 20251024 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 747.24 | USD | 20251024 |