| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mengkanda Chem | China national standards | MT | 1081.23 | USD | 20251210 |
| Shandong Mengkanda Chem | China national standards | MT | 1081.23 | USD | 20251210 |
| Shandong Mengkanda Chem | China national standards | MT | 1080.92 | USD | 20251209 |
| Shandong Mengkanda Chem | China national standards | MT | 1080.92 | USD | 20251209 |
| Shandong Mengkanda Chem | China national standards | MT | 1080.01 | USD | 20251112 |
| Shandong Mengkanda Chem | China national standards | MT | 1080.01 | USD | 20251112 |
| Shandong Mengkanda Chem | China national standards | MT | 1079.65 | USD | 20251110 |
| Shandong Mengkanda Chem | China national standards | MT | 1079.65 | USD | 20251110 |
| Shandong Mengkanda Chem | China national standards | MT | 1079.96 | USD | 20251107 |
| Shandong Mengkanda Chem | China national standards | MT | 1079.96 | USD | 20251107 |