| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chem | China national standards | MT | 932.56 | USD | 20251209 |
| Shandong Zhiheng | China national standards | MT | 890.17 | USD | 20251209 |
| Shandong Zhiheng | China national standards | MT | 932.56 | USD | 20251209 |
| Shandong Zhiheng | China national standards | MT | 932.56 | USD | 20251209 |
| Shandong Laya Chem | China national standards | MT | 763.0 | USD | 20251209 |
| Aite Zhejiang | China national standards | MT | 989.08 | USD | 20251209 |
| Aite Zhejiang | China national standards | MT | 918.43 | USD | 20251209 |
| Aite Zhejiang | China national standards | MT | 989.08 | USD | 20251209 |
| Aite Zhejiang | China national standards | MT | 918.43 | USD | 20251209 |
| Shandong Langchem | China national standards | MT | 922.67 | USD | 20251209 |