| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chem | Industrial Grade | MT | 787.05 | USD | 20250928 |
| Nanjing Runsheng Petro | China national standards | MT | 1545.99 | USD | 20250928 |
| Nanjing Runsheng Petro | Industrial Grade | MT | 871.37 | USD | 20250928 |
| Shandong Langchem | Industrial Grade | MT | 906.51 | USD | 20250928 |
| Shandong Langchem | China national standards | MT | 934.62 | USD | 20250928 |
| Shandong Langchem | China national standards | MT | 899.48 | USD | 20250928 |
| Shandong Wells Chem | China national standards | MT | 906.51 | USD | 20250928 |
| Shandong Langchem | China national standards | MT | 941.65 | USD | 20250928 |
| Shandong Langchem | China national standards | MT | 843.27 | USD | 20250928 |
| Shandong Qiangsen Chem | China national standards | MT | 744.88 | USD | 20250928 |