| Vendor | Spec | Unit | Price | Currency | Date |
| Baozhen Shandong Chem | China national standards | MT | 867.08 | USD | 20251024 |
| Baozhen Shandong Chem | China national standards | MT | 1663.66 | USD | 20251024 |
| Baozhen Shandong Chem | Industrial Grade | MT | 1762.35 | USD | 20251024 |
| Baozhen Shandong Chem | China national standards | MT | 1663.89 | USD | 20251023 |
| Baozhen Shandong Chem | Industrial Grade | MT | 1762.6 | USD | 20251023 |
| Baozhen Shandong Chem | China national standards | MT | 867.2 | USD | 20251023 |
| Baozhen Shandong Chem | China national standards | MT | 867.05 | USD | 20251021 |
| Baozhen Shandong Chem | Industrial Grade | MT | 1762.3 | USD | 20251021 |
| Baozhen Shandong Chem | China national standards | MT | 1663.61 | USD | 20251021 |
| Baozhen Shandong Chem | China national standards | MT | 1662.6 | USD | 20251020 |