| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Energy | China national standards | MT | 776.96 | USD | 20251129 |
| Qingdao Shengze Chem | China national standards | MT | 713.39 | USD | 20251129 |
| Luxi Chem | China national standards | MT | 819.34 | USD | 20251129 |
| Shandong Yeyang Chem | China national standards | MT | 776.96 | USD | 20251129 |
| Shandong Aite Chem | China national standards | MT | 1115.99 | USD | 20251129 |
| Luxi Chem | China national standards | MT | 1059.49 | USD | 20251129 |
| Shandong FUZE | China national standards | MT | 1059.49 | USD | 20251128 |
| Sinopec | China national standards | MT | 1059.49 | USD | 20251128 |
| Lihuayi Shandong | China national standards | MT | 847.59 | USD | 20251128 |
| Luxi Chem | China national standards | MT | 1059.49 | USD | 20251128 |