| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Longhui Chem | China national standards | MT | 1633.64 | USD | 20251013 |
| Shandong Longhui Chem | China national standards | MT | 1943.47 | USD | 20251013 |
| Shandong Longhui Chem | China national standards | MT | 1942.35 | USD | 20251011 |
| Shandong Longhui Chem | China national standards | MT | 1632.7 | USD | 20251011 |
| Shandong Longhui Chem | China national standards | MT | 1632.7 | USD | 20251010 |
| Shandong Longhui Chem | China national standards | MT | 1942.35 | USD | 20251010 |
| Shandong Longhui Chem | China national standards | MT | 1940.87 | USD | 20251009 |
| Shandong Longhui Chem | China national standards | MT | 1631.46 | USD | 20251009 |
| Shandong Longhui Chem | China national standards | MT | 1942.16 | USD | 20251008 |
| Shandong Longhui Chem | China national standards | MT | 1632.54 | USD | 20251008 |