| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 789.79 | USD | 20251120 |
| Jinan Aochen Chem | China national standards | MT | 1241.68 | USD | 20251119 |
| Jinan Aochen Chem | China national standards | MT | 1199.35 | USD | 20251119 |
| Zibo Lishuo Chem | China national standards | MT | 846.6 | USD | 20251119 |
| Jinan Qi Mat | China national standards | MT | 1030.03 | USD | 20251119 |
| Jinan Aochen Chem | China national standards | MT | 917.15 | USD | 20251119 |
| Jinan Jinhao Chem | China national standards | MT | 1114.69 | USD | 20251119 |
| Zibo Lishuo Chem | China national standards | MT | 846.6 | USD | 20251119 |
| Jinan Aochen Chem | China national standards | MT | 987.7 | USD | 20251119 |
| Shandong Mingyu | China national standards | MT | 860.71 | USD | 20251119 |