| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong LuoHeng Chem | China national standards | MT | 578.13 | USD | 20251023 |
| Shandong LuoHeng Chem | China national standards | MT | 578.13 | USD | 20251023 |
| Shandong LuoHeng Chem | China national standards | MT | 577.84 | USD | 20251022 |
| Shandong LuoHeng Chem | China national standards | MT | 577.84 | USD | 20251022 |
| Shandong LuoHeng Chem | China national standards | MT | 577.84 | USD | 20251022 |
| Shandong LuoHeng Chem | China national standards | MT | 577.84 | USD | 20251022 |
| Shandong LuoHeng Chem | China national standards | MT | 577.84 | USD | 20251022 |
| Shandong LuoHeng Chem | China national standards | MT | 577.84 | USD | 20251022 |
| Shandong LuoHeng Chem | China national standards | MT | 578.03 | USD | 20251021 |
| Shandong LuoHeng Chem | China national standards | MT | 578.03 | USD | 20251021 |