| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 1224.52 | USD | 20251010 |
| Shandong Aite Chem | China national standards | MT | 1224.52 | USD | 20251010 |
| Lihuayi Shandong | China national standards | MT | 1111.92 | USD | 20251010 |
| Lihuayi Shandong | China national standards | MT | 938.8 | USD | 20251010 |
| Lihuayi Shandong | China national standards | MT | 938.8 | USD | 20251010 |
| Lihuayi Shandong | China national standards | MT | 938.8 | USD | 20251010 |
| Lihuayi Shandong | China national standards | MT | 938.8 | USD | 20251010 |
| Sinopec | China national standards | MT | 1013.4 | USD | 20251010 |
| Shandong Shuojia Chem | China national standards | MT | 933.17 | USD | 20251010 |
| Shandong Shuojia Chem | China national standards | MT | 933.17 | USD | 20251010 |