| Vendor | Spec | Unit | Price | Currency | Date |
| Yankuang Guotai Chem | China national standards | MT | 734.2 | USD | 20251114 |
| Shandong Shuojia Chem | China national standards | MT | 734.2 | USD | 20251114 |
| Shandong Shuojia Chem | China national standards | MT | 734.2 | USD | 20251114 |
| Qingdao Shengze Chem | China national standards | MT | 720.08 | USD | 20251114 |
| Shandong Langchem | China national standards | MT | 854.22 | USD | 20251114 |
| Shandong Jinwen Chem | China national standards | MT | 790.68 | USD | 20251114 |
| JIN Yimeng | China national standards | MT | 804.8 | USD | 20251114 |
| Nantong Zhonghe Chem | China national standards | MT | 705.97 | USD | 20251114 |
| Yankuang Guotai Chem | China national standards | MT | 753.97 | USD | 20251114 |
| JIN Yimeng | China national standards | MT | 705.97 | USD | 20251114 |