| Vendor | Spec | Unit | Price | Currency | Date |
| Suzhou ChemMat | China national standards | MT | 3761.99 | USD | 20251020 |
| Suzhou ChemMat | China national standards | MT | 3804.26 | USD | 20251020 |
| Suzhou ChemMat | China national standards | MT | 3805.55 | USD | 20251017 |
| Suzhou ChemMat | China national standards | MT | 3763.27 | USD | 20251017 |
| Suzhou ChemMat | China national standards | MT | 3762.26 | USD | 20251016 |
| Suzhou ChemMat | China national standards | MT | 3804.53 | USD | 20251016 |
| Suzhou ChemMat | China national standards | MT | 3803.08 | USD | 20251015 |
| Suzhou ChemMat | China national standards | MT | 3760.83 | USD | 20251015 |
| Suzhou ChemMat | China national standards | MT | 3759.45 | USD | 20251014 |
| Suzhou ChemMat | China national standards | MT | 3801.69 | USD | 20251014 |