| Vendor | Spec | Unit | Price | Currency | Date |
| Zhenjiang UnionChem | China national standards | MT | 795.93 | USD | 20251226 |
| Zhenjiang UnionChem | China national standards | MT | 781.34 | USD | 20251225 |
| Zhenjiang UnionChem | China national standards | MT | 778.09 | USD | 20251211 |
| Zhenjiang UnionChem | China national standards | MT | 777.23 | USD | 20251208 |
| Zhenjiang UnionChem | China national standards | MT | 784.64 | USD | 20251204 |
| Zhenjiang UnionChem | China national standards | MT | 798.09 | USD | 20251202 |
| Zhenjiang UnionChem | China national standards | MT | 798.48 | USD | 20251201 |
| Zhenjiang UnionChem | China national standards | MT | 798.26 | USD | 20251127 |
| Zhenjiang UnionChem | China national standards | MT | 798.07 | USD | 20251126 |
| Zhenjiang UnionChem | China national standards | MT | 797.73 | USD | 20251125 |