| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Ronghe Chem | China national standards | MT | 1804.65 | USD | 20251024 |
| Shanghai Ronghe Chem | China national standards | MT | 1803.99 | USD | 20251022 |
| Shanghai Ronghe Chem | China national standards | MT | 1804.6 | USD | 20251021 |
| Shanghai Ronghe Chem | China national standards | MT | 1803.5 | USD | 20251020 |
| Shanghai Ronghe Chem | China national standards | MT | 1804.11 | USD | 20251019 |
| Shanghai Ronghe Chem | China national standards | MT | 1804.11 | USD | 20251017 |
| Shanghai Ronghe Chem | China national standards | MT | 1803.63 | USD | 20251016 |
| Shanghai Ronghe Chem | China national standards | MT | 1802.94 | USD | 20251015 |
| Shanghai Ronghe Chem | China national standards | MT | 1760.04 | USD | 20251014 |
| Shanghai Ronghe Chem | China national standards | MT | 1760.39 | USD | 20251013 |