| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Ronghe Chem | China national standards | MT | 763.26 | USD | 20251206 |
| Zibo Lishuo Chem | China national standards | MT | 819.8 | USD | 20251206 |
| Zibo Lishuo Chem | China national standards | MT | 819.8 | USD | 20251206 |
| Shandong Xima | China national standards | MT | 706.72 | USD | 20251206 |
| Shandong Wonfull Petro | China national standards | MT | 848.07 | USD | 20251205 |
| Jinan Jinrihe Chem | China national standards | MT | 714.5 | USD | 20251205 |
| Jinan Jinrihe Chem | China national standards | MT | 699.66 | USD | 20251205 |
| Shandong Wonfull Petro | China national standards | MT | 714.5 | USD | 20251205 |
| Shandong Wonfull Petro | China national standards | MT | 714.5 | USD | 20251205 |
| Jinan Aochen Chem | China national standards | MT | 848.07 | USD | 20251205 |