| Vendor | Spec | Unit | Price | Currency | Date |
| Suzhou ChemMat | China national standards | MT | 3811.03 | USD | 20251124 |
| Suzhou ChemMat | China national standards | MT | 3768.68 | USD | 20251124 |
| Suzhou ChemMat | China national standards | MT | 3767.2 | USD | 20251121 |
| Suzhou ChemMat | China national standards | MT | 3809.52 | USD | 20251121 |
| Suzhou ChemMat | China national standards | MT | 3807.91 | USD | 20251120 |
| Suzhou ChemMat | China national standards | MT | 3765.6 | USD | 20251120 |
| Suzhou ChemMat | China national standards | MT | 3768.21 | USD | 20251118 |
| Suzhou ChemMat | China national standards | MT | 3810.55 | USD | 20251118 |
| Suzhou ChemMat | China national standards | MT | 3812.7 | USD | 20251117 |
| Suzhou ChemMat | China national standards | MT | 3770.33 | USD | 20251117 |