| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Aite Chem | China national standards | MT | 1200.75 | USD | 20251129 |
| Shandong Qiangsen Chem | China national standards | MT | 1045.36 | USD | 20251129 |
| Shandong Aite Chem | China national standards | MT | 1229.0 | USD | 20251129 |
| Zibo Lishuo Chem | China national standards | MT | 988.85 | USD | 20251129 |
| Aite Zhejiang | China national standards | MT | 1313.76 | USD | 20251129 |
| Zibo Lishuo Chem | China national standards | MT | 988.85 | USD | 20251129 |
| Shandong Xingpeng Chem | China national standards | MT | 892.79 | USD | 20251129 |
| Lihuayi Shandong | China national standards | MT | 1384.4 | USD | 20251129 |
| Sinopec | China national standards | MT | 889.97 | USD | 20251129 |
| Sinopec | China national standards | MT | 889.97 | USD | 20251129 |