| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 999.9 | USD | 20251013 |
| Yangmei Taihua Coking Investment Co., Ltd. | China national standards | MT | 985.82 | USD | 20251013 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 999.9 | USD | 20251013 |
| Xiamen Yudeshun Chemical Products Co., Ltd. | China national standards | MT | 1675.89 | USD | 20251013 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1084.4 | USD | 20251013 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 999.9 | USD | 20251013 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 985.82 | USD | 20251013 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 985.82 | USD | 20251013 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 985.82 | USD | 20251013 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 985.82 | USD | 20251013 |