| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiangsen Chem | China national standards | MT | 980.61 | USD | 20250820 |
| Shandong Laya Chem | China national standards | MT | 994.62 | USD | 20250820 |
| Aite Zhejiang | China national standards | MT | 1022.64 | USD | 20250820 |
| Aite Zhejiang | China national standards | MT | 1064.66 | USD | 20250820 |
| Shandong Jinwen Chem | China national standards | MT | 1036.65 | USD | 20250820 |
| Shandong Langchem | China national standards | MT | 1071.67 | USD | 20250820 |
| Shandong Langchem | China national standards | MT | 1092.68 | USD | 20250820 |
| Shandong Langchem | China national standards | MT | 1092.68 | USD | 20250820 |
| Shandong Langchem | China national standards | MT | 1246.78 | USD | 20250820 |
| Shandong Langchem | China national standards | MT | 1274.8 | USD | 20250820 |