| Vendor | Spec | Unit | Price | Currency | Date |
| Aite Zhejiang | China national standards | MT | 1074.46 | USD | 20251204 |
| Qingdao Shengze Chem | China national standards | MT | 869.47 | USD | 20251204 |
| Shandong Hongyang Chem | China national standards | MT | 1131.01 | USD | 20251204 |
| Shandong Laya Chem | China national standards | MT | 1003.77 | USD | 20251204 |
| Qingdao Shengze Chem | China national standards | MT | 869.47 | USD | 20251204 |
| Qingdao Shengze Chem | China national standards | MT | 869.47 | USD | 20251204 |
| Qingdao Shengze Chem | China national standards | MT | 869.47 | USD | 20251204 |
| Nanjing Runsheng Petro | China national standards | MT | 989.64 | USD | 20251204 |
| Shandong Jinshenrun Chem | China national standards | MT | 904.54 | USD | 20251203 |
| Shandong Fusheng | China national standards | MT | 819.74 | USD | 20251203 |