| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chem | China national standards | MT | 915.4 | USD | 20251013 |
| Shandong Shuojia Chem | China national standards | MT | 915.4 | USD | 20251013 |
| Shandong Shuojia Chem | China national standards | MT | 915.4 | USD | 20251013 |
| Lihuayi Shandong | China national standards | MT | 915.4 | USD | 20251013 |
| Sinopec | China national standards | MT | 915.4 | USD | 20251013 |
| Beijing Yanshan Petro | China national standards | MT | 915.4 | USD | 20251013 |
| Shandong Xingpeng Chem | China national standards | MT | 925.26 | USD | 20251013 |
| Sinopec | China national standards | MT | 1013.98 | USD | 20251013 |
| Shinghwa AdvMat | China national standards | MT | 1337.9 | USD | 20251013 |
| Lihuayi Shandong | China national standards | MT | 1243.54 | USD | 20251013 |