| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Pulaihua Chem | China national standards | MT | 1105.71 | USD | 20251015 |
| Jinan Pulaihua Chem | China national standards | MT | 1183.18 | USD | 20251015 |
| Sinopec | China national standards | MT | 1014.16 | USD | 20251015 |
| Lihuayi Shandong | China national standards | MT | 911.33 | USD | 20251015 |
| Wanhua Chem | China national standards | MT | 957.81 | USD | 20251015 |
| Hubei 789 Chem | China national standards | MT | 1295.87 | USD | 20251015 |
| Hubei 789 Chem | China national standards | MT | 1295.87 | USD | 20251015 |
| Sinopec | China national standards | MT | 908.51 | USD | 20251015 |
| Shaanxi Yanchang Petro | China national standards | MT | 908.51 | USD | 20251015 |
| Jinan Dezheng Chem | China national standards | MT | 908.51 | USD | 20251015 |