| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 875.97 | USD | 20251127 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 932.48 | USD | 20251127 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 890.09 | USD | 20251127 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 974.87 | USD | 20251127 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 932.48 | USD | 20251127 |
| Yangmei Taihua Coking Investment Co., Ltd. | China national standards | MT | 988.99 | USD | 20251127 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 932.48 | USD | 20251127 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 932.48 | USD | 20251127 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 974.87 | USD | 20251127 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 974.87 | USD | 20251127 |