| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1257.26 | USD | 20251128 |
| Shandong Aite Chem | China national standards | MT | 1271.38 | USD | 20251128 |
| Shandong Jinwen Chem | China national standards | MT | 1045.36 | USD | 20251128 |
| Shandong Langchem | China national standards | MT | 1101.87 | USD | 20251128 |
| Shandong Langchem | China national standards | MT | 1285.51 | USD | 20251128 |
| Shandong Yuxuan Chem | China national standards | MT | 967.66 | USD | 20251128 |
| Shandong Jinwen Chem | China national standards | MT | 1045.36 | USD | 20251128 |
| Shandong Aite Chem | China national standards | MT | 1271.38 | USD | 20251128 |
| Qingdao Shengze Chem | China national standards | MT | 868.78 | USD | 20251128 |
| Aite Zhejiang | China national standards | MT | 1073.61 | USD | 20251128 |