| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Mingyu | China national standards | MT | 1210.45 | USD | 20251011 |
| Shandong Jinling Chem | China national standards | MT | 1203.41 | USD | 20251011 |
| Shandong Mingyu | China national standards | MT | 1203.41 | USD | 20251011 |
| Shandong Mingyu | China national standards | MT | 1203.41 | USD | 20251011 |
| Shandong Mingyu | China national standards | MT | 1203.41 | USD | 20251011 |
| Shandong Mingyu | China national standards | MT | 1203.41 | USD | 20251011 |
| Nantong Zhonghe Chem | China national standards | MT | 1027.47 | USD | 20251011 |
| Shandong Aite Chem | China national standards | MT | 1266.75 | USD | 20251011 |
| Shandong Aite Chem | China national standards | MT | 1140.07 | USD | 20251011 |
| Shandong Aite Chem | China national standards | MT | 1140.07 | USD | 20251011 |