| Vendor | Spec | Unit | Price | Currency | Date |
| Suzhou ChemMat | China national standards | MT | 754.8 | USD | 20251031 |
| Suzhou ChemMat | China national standards | MT | 765.55 | USD | 20251030 |
| Suzhou ChemMat | China national standards | MT | 755.19 | USD | 20251029 |
| Suzhou ChemMat | China national standards | MT | 757.88 | USD | 20251028 |
| Suzhou ChemMat | China national standards | MT | 758.52 | USD | 20251024 |
| Suzhou ChemMat | China national standards | MT | 748.37 | USD | 20251022 |
| Suzhou ChemMat | China national standards | MT | 757.08 | USD | 20251021 |
| Suzhou ChemMat | China national standards | MT | 760.85 | USD | 20251020 |
| Suzhou ChemMat | China national standards | MT | 768.16 | USD | 20251017 |
| Suzhou ChemMat | China national standards | MT | 765.13 | USD | 20251016 |