| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Dezheng Chemical Co., Ltd. | China national standards | MT | 914.18 | USD | 20251009 |
| Shandong Zhenkun New Materials Co., Ltd. | China national standards | MT | 1076.63 | USD | 20251008 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 971.08 | USD | 20251008 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 985.15 | USD | 20251008 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 985.15 | USD | 20251008 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 985.15 | USD | 20251008 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 999.23 | USD | 20251008 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 971.08 | USD | 20251008 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 971.08 | USD | 20251008 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 971.08 | USD | 20251008 |