| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Laya Chem | China national standards | MT | 973.7 | USD | 20251030 |
| Sinopec | China national standards | MT | 889.03 | USD | 20251030 |
| Shandong Yushuo Chem | China national standards | MT | 889.03 | USD | 20251030 |
| Shandong Yushuo Chem | China national standards | MT | 889.03 | USD | 20251030 |
| Shandong Yushuo Chem | China national standards | MT | 889.03 | USD | 20251030 |
| Zibo Lishuo Chem | China national standards | MT | 987.81 | USD | 20251030 |
| Zibo Lishuo Chem | China national standards | MT | 987.81 | USD | 20251030 |
| Zibo Lishuo Chem | China national standards | MT | 987.81 | USD | 20251030 |
| Zibo Lishuo Chem | China national standards | MT | 987.81 | USD | 20251030 |
| Zibo Lishuo Chem | China national standards | MT | 987.81 | USD | 20251030 |