| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mengkanda Chem | China national standards | MT | 1003.49 | USD | 20251210 |
| Shandong Mengkanda Chem | China national standards | MT | 1003.21 | USD | 20251209 |
| Shandong Mengkanda Chem | China national standards | MT | 1002.36 | USD | 20251112 |
| Shandong Mengkanda Chem | China national standards | MT | 1002.03 | USD | 20251110 |
| Shandong Mengkanda Chem | China national standards | MT | 1002.32 | USD | 20251107 |
| Shandong Mengkanda Chem | China national standards | MT | 1001.69 | USD | 20251031 |
| Shandong Mengkanda Chem | China national standards | MT | 1001.92 | USD | 20251030 |
| Shandong Mengkanda Chem | China national standards | MT | 1001.02 | USD | 20251024 |
| Shandong Mengkanda Chem | China national standards | MT | 1001.16 | USD | 20251023 |
| Shandong Mengkanda Chem | China national standards | MT | 1000.65 | USD | 20251022 |