| Vendor | Spec | Unit | Price | Currency | Date |
| Dongying HuataiChem | China national standards | MT | 1043.31 | USD | 20251026 |
| Shandong Jinling Chem | China national standards | MT | 1043.31 | USD | 20251026 |
| Jinan Qi Mat | China national standards | MT | 1043.31 | USD | 20251026 |
| Shandong Jinling Chem | China national standards | MT | 1057.41 | USD | 20251026 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1057.41 | USD | 20251026 |
| Qingdao Shengze Chem | China national standards | MT | 1057.41 | USD | 20251026 |
| Dongying HuataiChem | China national standards | MT | 1057.41 | USD | 20251026 |
| Shandong Xingpeng Chem | China national standards | MT | 1078.56 | USD | 20251026 |
| Shandong Junfeng | China national standards | MT | 1198.4 | USD | 20251025 |
| Shandong Jinling Chem | China national standards | MT | 1029.21 | USD | 20251025 |