| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 939.94 | USD | 20251205 |
| Shandong Langchem | China national standards | MT | 947.01 | USD | 20251205 |
| Shandong Langchem | China national standards | MT | 848.07 | USD | 20251205 |
| Shanghai Lanyan | China national standards | MT | 1342.78 | USD | 20251205 |
| Shanghai Ronghe Chem | China national standards | MT | 848.07 | USD | 20251205 |
| Shandong Qiangsen Chem | China national standards | MT | 749.13 | USD | 20251205 |
| Nanjing Runsheng Petro | Industrial Grade | MT | 904.61 | USD | 20251205 |
| Shandong Yushuo Chem | China national standards | MT | 833.93 | USD | 20251205 |
| Shandong Yushuo Chem | China national standards | MT | 833.93 | USD | 20251205 |
| Shandong Yushuo Chem | China national standards | MT | 833.93 | USD | 20251205 |