| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chem | China national standards | MT | 1059.73 | USD | 20251209 |
| Shandong Energy | China national standards | MT | 1017.34 | USD | 20251209 |
| Shandong Junfeng | China national standards | MT | 2190.1 | USD | 20251209 |
| Wanhua Chem | China national standards | MT | 2161.84 | USD | 20251209 |
| Luxi Chem | China national standards | MT | 1059.73 | USD | 20251209 |
| Aite Zhejiang | China national standards | MT | 989.08 | USD | 20251209 |
| Luxi Chem | China national standards | MT | 890.17 | USD | 20251209 |
| Shandong Junfeng | China national standards | MT | 2161.84 | USD | 20251209 |
| Shandong Junfeng | China national standards | MT | 2161.84 | USD | 20251209 |
| Aite Zhejiang | China national standards | MT | 989.08 | USD | 20251209 |