| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 790.34 | USD | 20251118 |
| Shandong Yihe Chem | China national standards | MT | 790.34 | USD | 20251118 |
| Aite Zhejiang | China national standards | MT | 889.13 | USD | 20251118 |
| Aite Zhejiang | China national standards | MT | 882.07 | USD | 20251118 |
| Jinan Aochen Chem | China national standards | MT | 917.35 | USD | 20251118 |
| Sinopec | China national standards | MT | 790.34 | USD | 20251118 |
| Sinopec | China national standards | MT | 790.34 | USD | 20251118 |
| Sinopec | China national standards | MT | 790.34 | USD | 20251118 |
| Sinopec | China national standards | MT | 790.34 | USD | 20251118 |
| Sinopec | China national standards | MT | 790.34 | USD | 20251118 |