| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinwen Chem | China national standards | MT | 790.48 | USD | 20251029 |
| Shandong Hanyue Chem | China national standards | MT | 705.79 | USD | 20251029 |
| Nanjing Baitu Chem | China national standards | MT | 748.13 | USD | 20251029 |
| Nantong Zhonghe Chem | China national standards | MT | 705.79 | USD | 20251029 |
| Yankuang Guotai Chem | China national standards | MT | 779.04 | USD | 20251028 |
| Yankuang Guotai Chem | China national standards | MT | 712.71 | USD | 20251028 |
| Yankuang Guotai Chem | China national standards | MT | 733.88 | USD | 20251028 |
| Anhui Ruibai | China national standards | MT | 712.71 | USD | 20251028 |
| Jinan Qi Mat | China national standards | MT | 712.71 | USD | 20251028 |
| Shandong Shuojia Chem | China national standards | MT | 733.88 | USD | 20251028 |