| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Chem | China national standards | MT | 1054.82 | USD | 20251009 |
| Shandong Xingpeng Chem | China national standards | MT | 985.15 | USD | 20251008 |
| Shandong Xingpeng Chem | China national standards | MT | 1097.74 | USD | 20251008 |
| Shandong Xingpeng Chem | China national standards | MT | 985.15 | USD | 20251007 |
| Shandong Xingpeng Chem | China national standards | MT | 1097.74 | USD | 20251007 |
| Shandong Xingpeng Chem | China national standards | MT | 1097.74 | USD | 20251006 |
| Shandong Xingpeng Chem | China national standards | MT | 985.15 | USD | 20251006 |
| Shandong Xingpeng Chem | China national standards | MT | 985.15 | USD | 20251005 |
| Shandong Xingpeng Chem | China national standards | MT | 1097.74 | USD | 20251005 |
| Shandong Xingpeng Chem | China national standards | MT | 1097.74 | USD | 20251003 |