| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Runsheng Petro | China national standards | MT | 889.52 | USD | 20251114 |
| Liaocheng Yuanze Chem | China national standards | MT | 875.4 | USD | 20251114 |
| Jinan Qi Mat | China national standards | MT | 818.92 | USD | 20251114 |
| Hualu Holdings | China national standards | MT | 1313.1 | USD | 20251114 |
| Jinan Aochen Chem | China national standards | MT | 1313.1 | USD | 20251114 |
| Jinan Aochen Chem | China national standards | MT | 1313.1 | USD | 20251114 |
| Nantong Zhonghe Chem | China national standards | MT | 1121.07 | USD | 20251114 |
| Hubei 789 Chem | China national standards | MT | 1270.74 | USD | 20251114 |
| Hubei 789 Chem | China national standards | MT | 1270.74 | USD | 20251114 |
| Shandong Zhenkun | China national standards | MT | 1080.13 | USD | 20251114 |