| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei 789 Chem | China national standards | MT | 818.56 | USD | 20251028 |
| Jinan Jinhao Chem | China national standards | MT | 1114.94 | USD | 20251028 |
| Qingdao Shengze Chem | China national standards | MT | 1044.37 | USD | 20251028 |
| Zibo Lishuo Chem | China national standards | MT | 846.79 | USD | 20251028 |
| Zibo Lishuo Chem | China national standards | MT | 846.79 | USD | 20251028 |
| Zibo Lishuo Chem | China national standards | MT | 846.79 | USD | 20251028 |
| Wanhua Yantai | China national standards | MT | 846.79 | USD | 20251028 |
| Wanhua Yantai | China national standards | MT | 896.18 | USD | 20251028 |
| Shandong Kaitai Petro | China national standards | MT | 889.13 | USD | 20251028 |
| Shandong Kaitai Petro | China national standards | MT | 917.35 | USD | 20251028 |