| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 1125.41 | USD | 20250918 |
| Shandong Xima | China national standards | MT | 985.54 | USD | 20250916 |
| Shandong Qiangsen Chem | China national standards | MT | 985.54 | USD | 20250916 |
| Shandong Huize Chem | China national standards | MT | 1041.86 | USD | 20250916 |
| Shandong Huize Chem | China national standards | MT | 1041.86 | USD | 20250916 |
| Guangzhou Yisheng | China national standards | MT | 1253.04 | USD | 20250916 |
| Shandong Fusheng | China national standards | MT | 1126.33 | USD | 20250916 |
| Shandong Fusheng | China national standards | MT | 1055.94 | USD | 20250916 |
| Shandong Laya Chem | China national standards | MT | 999.62 | USD | 20250916 |
| Shandong Langchem | China national standards | MT | 1105.21 | USD | 20250916 |