| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 871.67 | USD | 20250920 |
| Shandong Haili Chemical Industry Co., Ltd. | China national standards | MT | 1124.73 | USD | 20250920 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 970.08 | USD | 20250920 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1096.61 | USD | 20250920 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1096.61 | USD | 20250920 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 885.73 | USD | 20250920 |
| Yangmei Taihua Coking Investment Co., Ltd. | China national standards | MT | 984.14 | USD | 20250920 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1124.73 | USD | 20250920 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1096.61 | USD | 20250920 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1124.73 | USD | 20250920 |