| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langchem | China national standards | MT | 1275.92 | USD | 20250822 |
| Shandong Langchem | China national standards | MT | 1100.66 | USD | 20250822 |
| Aite Zhejiang | China national standards | MT | 1023.54 | USD | 20250822 |
| Aite Zhejiang | China national standards | MT | 1065.6 | USD | 20250822 |
| Aite Zhejiang | China national standards | MT | 1023.54 | USD | 20250822 |
| Aite Zhejiang | China national standards | MT | 1065.6 | USD | 20250822 |
| Shandong Jinwen Chem | China national standards | MT | 1037.56 | USD | 20250822 |
| Shandong Laya Chem | China national standards | MT | 995.5 | USD | 20250822 |
| Shandong Fusheng | China national standards | MT | 1051.58 | USD | 20250822 |
| Shandong Fusheng | China national standards | MT | 1121.69 | USD | 20250822 |