| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 1099.86 | USD | 20251023 |
| Shandong Yeyang Chem | China national standards | MT | 1099.86 | USD | 20251023 |
| Shandong Yeyang Chem | China national standards | MT | 1254.97 | USD | 20251023 |
| Shandong Yeyang Chem | China national standards | MT | 1113.96 | USD | 20251023 |
| Shandong Zhenkun | China national standards | MT | 998.34 | USD | 20251023 |
| Shandong Zhenkun | China national standards | MT | 998.34 | USD | 20251023 |
| Shandong Huize Chem | China national standards | MT | 1153.44 | USD | 20251023 |
| Changzhou Juyun Mat | China national standards | MT | 1163.32 | USD | 20251023 |
| Shandong Jinling Chem | China national standards | MT | 1149.21 | USD | 20251023 |
| Shandong Langchem | China national standards | MT | 1254.97 | USD | 20251023 |