| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Ronghe Chem | China national standards | MT | 1810.83 | USD | 20251211 |
| Shanghai Ronghe Chem | China national standards | MT | 1809.11 | USD | 20251210 |
| Shanghai Ronghe Chem | China national standards | MT | 1808.6 | USD | 20251209 |
| Shanghai Ronghe Chem | China national standards | MT | 1808.83 | USD | 20251208 |
| Shanghai Ronghe Chem | China national standards | MT | 1809.21 | USD | 20251207 |
| Shanghai Ronghe Chem | China national standards | MT | 1809.21 | USD | 20251206 |
| Shanghai Ronghe Chem | China national standards | MT | 1809.21 | USD | 20251205 |
| Shanghai Ronghe Chem | China national standards | MT | 1809.62 | USD | 20251204 |
| Shanghai Ronghe Chem | China national standards | MT | 1809.08 | USD | 20251203 |
| Shanghai Ronghe Chem | China national standards | MT | 1808.06 | USD | 20251202 |