| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 872.56 | USD | 20250930 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 886.64 | USD | 20250930 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 886.64 | USD | 20250930 |
| Shandong Daoqin Chemical Co., Ltd. | China national standards | MT | 985.15 | USD | 20250930 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1020.34 | USD | 20250930 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1048.48 | USD | 20250930 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1048.48 | USD | 20250930 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1048.48 | USD | 20250930 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1048.48 | USD | 20250930 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 1020.34 | USD | 20250930 |