| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mengkanda Chem | China national standards | MT | 763.22 | USD | 20251210 |
| Shandong Mengkanda Chem | China national standards | MT | 763.0 | USD | 20251209 |
| Shandong Mengkanda Chem | China national standards | MT | 762.36 | USD | 20251112 |
| Shandong Mengkanda Chem | China national standards | MT | 762.11 | USD | 20251110 |
| Shandong Mengkanda Chem | China national standards | MT | 762.32 | USD | 20251107 |
| Shandong Mengkanda Chem | China national standards | MT | 761.85 | USD | 20251031 |
| Shandong Mengkanda Chem | China national standards | MT | 762.02 | USD | 20251030 |
| Shandong Mengkanda Chem | China national standards | MT | 762.11 | USD | 20251028 |
| Shandong Mengkanda Chem | China national standards | MT | 761.34 | USD | 20251024 |
| Shandong Mengkanda Chem | China national standards | MT | 761.44 | USD | 20251023 |