| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Qixiang Chem | China national standards | MT | 846.44 | USD | 20251104 |
| Shandong Xima | China national standards | MT | 705.37 | USD | 20251104 |
| Shandong Qiangsen Chem | China national standards | MT | 804.12 | USD | 20251104 |
| Shandong Fusheng | China national standards | MT | 740.64 | USD | 20251104 |
| Shandong Langchem | China national standards | MT | 888.76 | USD | 20251104 |
| Jinan Jinrihe Chem | China national standards | MT | 705.37 | USD | 20251104 |
| Jinan Jinrihe Chem | China national standards | MT | 691.26 | USD | 20251104 |
| Shijiaz Bailong Chem | China national standards | MT | 846.44 | USD | 20251104 |
| Jinan Aochen Chem | China national standards | MT | 846.44 | USD | 20251104 |
| Shandong Wonfull Petro | China national standards | MT | 846.44 | USD | 20251104 |