| Vendor | Spec | Unit | Price | Currency | Date |
| Yankuang Guotai Chem | China national standards | MT | 710.96 | USD | 20251207 |
| JIN Yimeng | China national standards | MT | 710.96 | USD | 20251207 |
| JIN Yimeng | China national standards | MT | 710.96 | USD | 20251206 |
| Shanghai Ronghe Chem | China national standards | MT | 720.86 | USD | 20251206 |
| JIN Yimeng | China national standards | MT | 710.96 | USD | 20251206 |
| Shandong Yuxuan Chem | China national standards | MT | 770.33 | USD | 20251206 |
| Shandong Xingpeng Chem | China national standards | MT | 749.13 | USD | 20251206 |
| Anhui Ruibai | China national standards | MT | 710.96 | USD | 20251206 |
| Qingdao Shengze Chem | China national standards | MT | 710.96 | USD | 20251206 |
| Yankuang Guotai Chem | China national standards | MT | 710.96 | USD | 20251206 |