| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.22 | USD | 20251104 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 324.47 | USD | 20251104 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 423.22 | USD | 20251104 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 409.11 | USD | 20251104 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 423.22 | USD | 20251104 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 564.29 | USD | 20251104 |
| Shandong LuoHeng Chemical Products Co., Ltd. | China national standards | MT | 437.33 | USD | 20251104 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 423.22 | USD | 20251104 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 465.54 | USD | 20251104 |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 409.11 | USD | 20251104 |