| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 890.17 | USD | 20251209 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 908.54 | USD | 20251209 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1102.12 | USD | 20251209 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 932.56 | USD | 20251209 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 847.78 | USD | 20251209 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1172.76 | USD | 20251209 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 908.54 | USD | 20251209 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1059.73 | USD | 20251209 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 932.56 | USD | 20251209 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1102.12 | USD | 20251209 |