| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Ronghe Chem | China national standards | MT | 789.53 | USD | 20251024 |
| Shanghai Ronghe Chem | China national standards | MT | 789.24 | USD | 20251022 |
| Shanghai Ronghe Chem | China national standards | MT | 789.51 | USD | 20251021 |
| Shanghai Ronghe Chem | China national standards | MT | 789.03 | USD | 20251020 |
| Shanghai Ronghe Chem | China national standards | MT | 789.3 | USD | 20251019 |
| Shanghai Ronghe Chem | China national standards | MT | 789.3 | USD | 20251017 |
| Shanghai Ronghe Chem | China national standards | MT | 789.09 | USD | 20251016 |
| Shanghai Ronghe Chem | China national standards | MT | 788.5 | USD | 20251014 |
| Shanghai Ronghe Chem | China national standards | MT | 788.65 | USD | 20251013 |
| Shanghai Ronghe Chem | China national standards | MT | 788.2 | USD | 20251012 |