| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xima | China national standards | MT | 886.61 | USD | 20250923 |
| Shandong Xima | China national standards | MT | 886.61 | USD | 20250923 |
| Shandong Qiangsen Chem | China national standards | MT | 928.83 | USD | 20250923 |
| Shandong Qiangsen Chem | China national standards | MT | 928.83 | USD | 20250923 |
| Shandong Qiangsen Chem | China national standards | MT | 928.83 | USD | 20250923 |
| Shandong Qiangsen Chem | China national standards | MT | 928.83 | USD | 20250923 |
| Shandong Zhiheng | China national standards | MT | 1111.78 | USD | 20250923 |
| Beijing Yanshan Petro | China national standards | MT | 1111.78 | USD | 20250923 |
| Shandong Hongyang Chem | China national standards | MT | 1013.27 | USD | 20250923 |
| Shandong Junfeng | China national standards | MT | 914.76 | USD | 20250923 |