| Vendor | Spec | Unit | Price | Currency | Date |
| Wanhua Chem | China national standards | MT | 760.91 | USD | 20251016 |
| Wanhua Chem | China national standards | MT | 1021.59 | USD | 20251016 |
| Wanhua Chem | China national standards | MT | 2155.08 | USD | 20251015 |
| Wanhua Chem | China national standards | MT | 760.62 | USD | 20251015 |
| Wanhua Chem | China national standards | MT | 1021.2 | USD | 20251015 |
| Wanhua Chem | China national standards | MT | 2154.29 | USD | 20251014 |
| Wanhua Chem | China national standards | MT | 1020.82 | USD | 20251014 |
| Wanhua Chem | China national standards | MT | 760.34 | USD | 20251014 |
| Wanhua Chem | China national standards | MT | 2154.72 | USD | 20251013 |
| Wanhua Chem | China national standards | MT | 1021.03 | USD | 20251013 |