| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mengkanda Chem | China national standards | MT | 1079.29 | USD | 20251031 |
| Shandong Mengkanda Chem | China national standards | MT | 1079.29 | USD | 20251031 |
| Shandong Mengkanda Chem | China national standards | MT | 1079.53 | USD | 20251030 |
| Shandong Mengkanda Chem | China national standards | MT | 1079.53 | USD | 20251030 |
| Shandong Mengkanda Chem | China national standards | MT | 1079.65 | USD | 20251028 |
| Shandong Mengkanda Chem | China national standards | MT | 1079.65 | USD | 20251028 |
| Shandong Mengkanda Chem | China national standards | MT | 1078.56 | USD | 20251024 |
| Shandong Mengkanda Chem | China national standards | MT | 1078.71 | USD | 20251023 |
| Shandong Mengkanda Chem | China national standards | MT | 1078.71 | USD | 20251023 |
| Shandong Mengkanda Chem | China national standards | MT | 1078.16 | USD | 20251022 |