| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 985.62 | USD | 20251014 |
| Sinopec | China national standards | MT | 1224.99 | USD | 20251014 |
| Shandong Xima | China national standards | MT | 971.54 | USD | 20251014 |
| Shandong Qiangsen Chem | China national standards | MT | 1041.95 | USD | 20251014 |
| Beijing Yanshan Petro | China national standards | MT | 1154.59 | USD | 20251014 |
| Shandong Junfeng | China national standards | MT | 985.62 | USD | 20251014 |
| Lihuayi Shandong | China national standards | MT | 985.62 | USD | 20251014 |
| Sinopec | China national standards | MT | 1126.43 | USD | 20251014 |
| Changzhou Juyun Mat | China national standards | MT | 1351.71 | USD | 20251014 |
| Changzhou Juyun Mat | China national standards | MT | 1337.63 | USD | 20251014 |