| Vendor | Spec | Unit | Price | Currency | Date |
| Shiyou Yangzhou Chem | China national standards | MT | 840.28 | USD | 20260306 |
| Shiyou Yangzhou Chem | China national standards | MT | 722.17 | USD | 20260302 |
| Shiyou Yangzhou Chem | China national standards | MT | 678.92 | USD | 20260228 |
| Shiyou Yangzhou Chem | China national standards | MT | 634.78 | USD | 20260113 |
| Shiyou Yangzhou Chem | China national standards | MT | 634.78 | USD | 20260113 |
| Shiyou Yangzhou Chem | China national standards | MT | 634.78 | USD | 20260113 |
| Shiyou Yangzhou Chem | China national standards | MT | 612.65 | USD | 20260107 |
| Shiyou Yangzhou Chem | China national standards | MT | 612.65 | USD | 20260107 |
| Shiyou Yangzhou Chem | China national standards | MT | 594.18 | USD | 20251211 |
| Shiyou Yangzhou Chem | China national standards | MT | 593.61 | USD | 20251210 |