| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chem | China national standards | MT | 889.01 | USD | 20251113 |
| Shandong Qiangsen Chem | China national standards | MT | 747.9 | USD | 20251113 |
| Shandong Langchem | China national standards | MT | 846.68 | USD | 20251113 |
| Nanjing Runsheng Petro | Industrial Grade | MT | 903.13 | USD | 20251113 |
| Shandong Xingpeng Chem | China national standards | MT | 649.12 | USD | 20251113 |
| Nanjing Runsheng Petro | China national standards | MT | 1552.25 | USD | 20251113 |
| Jinan Jinrihe Chem | Industrial Grade | MT | 790.23 | USD | 20251113 |
| Shandong Jinshenrun Chem | China national standards | MT | 889.01 | USD | 20251113 |
| Nanjing Baitu Chem | China national standards | MT | 903.13 | USD | 20251113 |
| Shandong Wells Chem | China national standards | MT | 733.79 | USD | 20251113 |