| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chem | China national standards | MT | 1554.13 | USD | 20251127 |
| Shandong Jinling Chem | China national standards | MT | 1045.51 | USD | 20251127 |
| Hunan Qilu Tech | China national standards | MT | 1229.18 | USD | 20251127 |
| Shandong Zhenkun | China national standards | MT | 1000.3 | USD | 20251127 |
| Shandong Hongyang Chem | China national standards | MT | 1434.04 | USD | 20251127 |
| Aite Zhejiang | China national standards | MT | 1384.59 | USD | 20251127 |
| Shandong Zhenkun | China national standards | MT | 1000.3 | USD | 20251127 |
| Shandong LuoHeng Chem | China national standards | MT | 1935.6 | USD | 20251127 |
| Shandong Yeyang Chem | China national standards | MT | 1102.02 | USD | 20251127 |
| Shandong Jinling Chem | China national standards | MT | 1144.41 | USD | 20251127 |