| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Ronghe Chem | China national standards | MT | 763.94 | USD | 20251211 |
| Shanghai Ronghe Chem | China national standards | MT | 763.22 | USD | 20251210 |
| Shanghai Ronghe Chem | China national standards | MT | 763.0 | USD | 20251209 |
| Shanghai Ronghe Chem | China national standards | MT | 763.1 | USD | 20251208 |
| Shanghai Ronghe Chem | China national standards | MT | 763.26 | USD | 20251207 |
| Shanghai Ronghe Chem | China national standards | MT | 763.26 | USD | 20251206 |
| Shanghai Ronghe Chem | China national standards | MT | 763.26 | USD | 20251205 |
| Shanghai Ronghe Chem | China national standards | MT | 763.43 | USD | 20251204 |
| Shanghai Ronghe Chem | China national standards | MT | 763.21 | USD | 20251203 |
| Shanghai Ronghe Chem | China national standards | MT | 762.78 | USD | 20251202 |