| Vendor | Spec | Unit | Price | Currency | Date |
| Xiamen Yudeshun Chem | China national standards | MT | 1340.75 | USD | 20251118 |
| Xiamen Yudeshun Chem | China national standards | MT | 1340.75 | USD | 20251118 |
| Shandong Aite Chem | China national standards | MT | 1199.62 | USD | 20251118 |
| Sinopec | China national standards | MT | 1227.84 | USD | 20251118 |
| Lihuayi Shandong | China national standards | MT | 988.48 | USD | 20251117 |
| Lihuayi Shandong | China national standards | MT | 903.75 | USD | 20251117 |
| Lihuayi Shandong | China national standards | MT | 896.69 | USD | 20251117 |
| Shandong Junfeng | China national standards | MT | 988.48 | USD | 20251117 |
| Zibo Lishuo Chem | China national standards | MT | 988.48 | USD | 20251117 |
| Zibo Lishuo Chem | China national standards | MT | 988.48 | USD | 20251117 |