| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 908.33 | USD | 20251128 |
| Shandong Xima | China national standards | MT | 974.73 | USD | 20251128 |
| Xiamen Yudeshun Chem | China national standards | MT | 1342.02 | USD | 20251128 |
| Shandong Yushuo Chem | China national standards | MT | 904.1 | USD | 20251128 |
| Shandong Qiangsen Chem | China national standards | MT | 1045.36 | USD | 20251128 |
| Shandong Xingpeng Chem | China national standards | MT | 892.79 | USD | 20251128 |
| Lihuayi Shandong | China national standards | MT | 1327.89 | USD | 20251128 |
| Hubei 789 Chem | China national standards | MT | 1299.64 | USD | 20251128 |
| Sinopec | China national standards | MT | 894.21 | USD | 20251128 |
| Lihuayi Shandong | China national standards | MT | 889.97 | USD | 20251128 |