| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | China national standards | MT | 718.24 | USD | 20251013 |
| Zibo Qixiang Chem | China national standards | MT | 718.24 | USD | 20251013 |
| Jinan Jinrihe Chem | China national standards | MT | 732.32 | USD | 20251013 |
| Jinan Angxin Chem | China national standards | MT | 802.74 | USD | 20251013 |
| Shandong Wonfull Petro | China national standards | MT | 802.74 | USD | 20251013 |
| Zibo Lishuo Chem | China national standards | MT | 816.82 | USD | 20251013 |
| Zibo Lishuo Chem | China national standards | MT | 816.82 | USD | 20251013 |
| Zibo Lishuo Chem | China national standards | MT | 816.82 | USD | 20251013 |
| Zibo Lishuo Chem | China national standards | MT | 816.82 | USD | 20251013 |
| Zibo Lishuo Chem | China national standards | MT | 816.82 | USD | 20251013 |