| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chem | China national standards | MT | 1043.94 | USD | 20251104 |
| Lihuayi Shandong | China national standards | MT | 825.28 | USD | 20251104 |
| Wuhan Hengjiu Chem | China national standards | MT | 1086.27 | USD | 20251104 |
| Nanjing Runsheng Petro | China national standards | MT | 888.76 | USD | 20251104 |
| Shandong Laya Chem | China national standards | MT | 1001.62 | USD | 20251104 |
| Aite Zhejiang | China national standards | MT | 1072.16 | USD | 20251104 |
| Aite Zhejiang | China national standards | MT | 1029.84 | USD | 20251104 |
| Shandong Qiangsen Chem | China national standards | MT | 987.51 | USD | 20251104 |
| Shandong Hongyang Chem | China national standards | MT | 1128.59 | USD | 20251104 |
| Shandong Zhiheng | China national standards | MT | 1255.55 | USD | 20251104 |