| Vendor | Spec | Unit | Price | Currency | Date |
| Shouguang ZixuChem | Industrial Grade | MT | 4234.72 | USD | 20251029 |
| Shouguang ZixuChem | Industrial Grade | MT | 4233.94 | USD | 20251028 |
| Shouguang ZixuChem | Industrial Grade | MT | 4230.24 | USD | 20251023 |
| Shouguang ZixuChem | Industrial Grade | MT | 4228.09 | USD | 20251022 |
| Shouguang ZixuChem | Industrial Grade | MT | 4229.52 | USD | 20251021 |
| Shouguang ZixuChem | Industrial Grade | MT | 3945.16 | USD | 20251020 |
| Shouguang ZixuChem | Industrial Grade | MT | 3945.44 | USD | 20251016 |
| Shouguang ZixuChem | Industrial Grade | MT | 3942.5 | USD | 20251014 |
| Shouguang ZixuChem | Industrial Grade | MT | 3943.27 | USD | 20251013 |
| Shouguang ZixuChem | China national standards | MT | 3941.0 | USD | 20251011 |