| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 789.3 | USD | 20251018 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 789.3 | USD | 20251018 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.68 | USD | 20251018 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.68 | USD | 20251018 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 845.68 | USD | 20251018 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 916.15 | USD | 20251018 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 761.11 | USD | 20251018 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 803.39 | USD | 20251018 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1099.38 | USD | 20251018 |
| Shandong Yuxuan Chemical Products Co., Ltd. | China national standards | MT | 993.67 | USD | 20251018 |