| Vendor | Spec | Unit | Price | Currency | Date |
| Tongling Chemical Industry Group Corp.ltd | China national standards | MT | 832.15 | USD | 20251105 |
| Tongling Chemical Industry Group Corp.ltd | China national standards | MT | 832.33 | USD | 20251104 |
| Tongling Chemical Industry Group Corp.ltd | China national standards | MT | 832.55 | USD | 20251103 |
| Tongling Chemical Industry Group Corp.ltd | China national standards | MT | 832.39 | USD | 20251031 |
| Tongling Chemical Industry Group Corp.ltd | China national standards | MT | 832.58 | USD | 20251030 |
| Tongling Chemical Industry Group Corp.ltd | China national standards | MT | 832.83 | USD | 20251029 |
| Tongling Chemical Industry Group Corp.ltd | China national standards | MT | 832.67 | USD | 20251028 |
| Tongling Chemical Industry Group Corp.ltd | China national standards | MT | 832.38 | USD | 20251027 |
| Tongling Chemical Industry Group Corp.ltd | China national standards | MT | 831.83 | USD | 20251024 |
| Tongling Chemical Industry Group Corp.ltd | China national standards | MT | 831.95 | USD | 20251023 |