| Vendor | Spec | Unit | Price | Currency | Date |
| Zibo Lishuo Chem | China national standards | MT | 917.21 | USD | 20251103 |
| Zibo Lishuo Chem | China national standards | MT | 917.21 | USD | 20251103 |
| Zibo Lishuo Chem | China national standards | MT | 917.21 | USD | 20251103 |
| Shandong Junfeng | China national standards | MT | 2187.2 | USD | 20251103 |
| Shandong Junfeng | China national standards | MT | 2158.97 | USD | 20251103 |
| CNPC | China national standards | MT | 2158.97 | USD | 20251103 |
| Shandong Junfeng | China national standards | MT | 2158.97 | USD | 20251103 |
| Wanhua Chem | China national standards | MT | 2158.97 | USD | 20251103 |
| Lihuayi Shandong | China national standards | MT | 2158.97 | USD | 20251103 |
| Shandong Junfeng | China national standards | MT | 2158.97 | USD | 20251103 |