| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinling Chem | China national standards | MT | 1058.48 | USD | 20251110 |
| Shandong Aite Chem | China national standards | MT | 1157.28 | USD | 20251110 |
| Dongying Huatai Chem | China national standards | MT | 1481.88 | USD | 20251110 |
| Shandong Yeyang Chem | China national standards | MT | 1100.82 | USD | 20251110 |
| Shandong Zhenkun | China national standards | MT | 999.21 | USD | 20251110 |
| Shandong Langchem | China national standards | MT | 1263.13 | USD | 20251110 |
| Shandong Yeyang Chem | China national standards | MT | 1114.94 | USD | 20251110 |
| Shandong Zhenkun | China national standards | MT | 999.21 | USD | 20251110 |
| Aite Zhejiang | China national standards | MT | 1383.09 | USD | 20251110 |
| Aite Zhejiang | China national standards | MT | 1298.41 | USD | 20251110 |