| Vendor | Spec | Unit | Price | Currency | Date |
| Aite Zhejiang | China national standards | MT | 707.35 | USD | 20251211 |
| JIN Yimeng | China national standards | MT | 848.82 | USD | 20251211 |
| Yankuang Guotai Chem | China national standards | MT | 834.68 | USD | 20251211 |
| Shandong Junfeng | China national standards | MT | 778.09 | USD | 20251211 |
| Shandong Junfeng | China national standards | MT | 792.24 | USD | 20251211 |
| Shandong Yeyang Chem | China national standards | MT | 763.94 | USD | 20251211 |
| Shandong Yeyang Chem | China national standards | MT | 778.09 | USD | 20251211 |
| Shandong Yeyang Chem | China national standards | MT | 792.24 | USD | 20251211 |
| Shandong Langchem | China national standards | MT | 855.9 | USD | 20251211 |
| Shandong Langchem | China national standards | MT | 855.9 | USD | 20251211 |