| Vendor | Spec | Unit | Price | Currency | Date |
| Henan LanenChem | China national standards | MT | 177.75 | USD | 20251104 |
| Henan LanenChem | China national standards | MT | 237.06 | USD | 20251103 |
| Henan LanenChem | China national standards | MT | 177.8 | USD | 20251103 |
| Henan LanenChem | China national standards | MT | 237.02 | USD | 20251101 |
| Henan LanenChem | China national standards | MT | 177.77 | USD | 20251101 |
| Henan LanenChem | China national standards | MT | 177.77 | USD | 20251031 |
| Henan LanenChem | China national standards | MT | 237.02 | USD | 20251031 |
| Henan LanenChem | China national standards | MT | 237.07 | USD | 20251030 |
| Henan LanenChem | China national standards | MT | 177.81 | USD | 20251030 |
| Henan LanenChem | China national standards | MT | 177.86 | USD | 20251029 |