| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chem | China national standards | MT | 1102.43 | USD | 20251210 |
| Jinan Jiaxing Chem | China national standards | MT | 989.36 | USD | 20251210 |
| Jinan Qi Mat | China national standards | MT | 763.22 | USD | 20251210 |
| Nanjing Runsheng Petro | China national standards | MT | 1045.89 | USD | 20251210 |
| Shandong Yushuo Chem | China national standards | MT | 904.56 | USD | 20251210 |
| Jinan Qi Mat | China national standards | MT | 763.22 | USD | 20251210 |
| Shandong Haili Chem | China national standards | MT | 808.45 | USD | 20251210 |
| Shandong Jinwen Chem | China national standards | MT | 975.22 | USD | 20251210 |
| Shandong Hualu | China national standards | MT | 959.68 | USD | 20251210 |
| Luxi Chem | China national standards | MT | 961.09 | USD | 20251210 |