| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 1002.88 | USD | 20251126 |
| Jinan Angxin Chem | China national standards | MT | 918.13 | USD | 20251126 |
| Changzhou Jiaye Chem | China national standards | MT | 1666.76 | USD | 20251126 |
| Shandong Aite Chem | China national standards | MT | 1101.76 | USD | 20251126 |
| Shandong Xima | China national standards | MT | 889.88 | USD | 20251126 |
| Lihuayi Weiyuan Chem | China national standards | MT | 932.26 | USD | 20251126 |
| Shandong Qiangsen Chem | China national standards | MT | 932.26 | USD | 20251126 |
| Shandong Qiangsen Chem | China national standards | MT | 932.26 | USD | 20251126 |
| Beijing Yanshan Petro | China national standards | MT | 1059.38 | USD | 20251126 |
| Shandong Aite Chem | China national standards | MT | 1101.76 | USD | 20251126 |