| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1257.44 | USD | 20251127 |
| Shandong Qiangsen Chem | China national standards | MT | 988.99 | USD | 20251127 |
| Shandong Shuojia Chem | China national standards | MT | 890.09 | USD | 20251127 |
| Shandong Jinshenrun Chem | China national standards | MT | 890.09 | USD | 20251127 |
| Shandong Langchem | China national standards | MT | 1109.09 | USD | 20251127 |
| Shandong Yihe Chem | China national standards | MT | 819.45 | USD | 20251127 |
| Shandong Jinwen Chem | China national standards | MT | 1045.51 | USD | 20251127 |
| Shandong Langchem | China national standards | MT | 1102.02 | USD | 20251127 |
| Shandong Shuojia Chem | China national standards | MT | 890.09 | USD | 20251127 |
| Shandong Yushuo Chem | China national standards | MT | 833.58 | USD | 20251127 |