| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1554.79 | USD | 20251205 |
| Shandong Aite Chem | China national standards | MT | 1484.12 | USD | 20251205 |
| Dongying Huatai Chem | China national standards | MT | 1102.49 | USD | 20251205 |
| Shandong Yeyang Chem | China national standards | MT | 1257.97 | USD | 20251205 |
| Shandong Jinshenrun Chem | China national standards | MT | 1130.76 | USD | 20251205 |
| Shandong Yeyang Chem | China national standards | MT | 1116.62 | USD | 20251205 |
| Shandong Jinling Chem | China national standards | MT | 1116.62 | USD | 20251205 |
| Dongying Huatai Chem | China national standards | MT | 1102.49 | USD | 20251205 |
| Shandong Langchem | China national standards | MT | 1257.97 | USD | 20251205 |
| Shandong Xima | China national standards | MT | 918.74 | USD | 20251205 |