| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Dongyue | China national standards | MT | 1829.57 | USD | 20251004 |
| Shandong Luxi Chem | China national standards | MT | 1548.1 | USD | 20251004 |
| Shandong Luxi Chem | China national standards | MT | 1548.1 | USD | 20251003 |
| Shandong Dongyue | China national standards | MT | 1829.57 | USD | 20251003 |
| Shandong Dongyue | China national standards | MT | 1829.57 | USD | 20251002 |
| Shandong Luxi Chem | China national standards | MT | 1548.1 | USD | 20251002 |
| Shandong Luxi Chem | China national standards | MT | 1548.1 | USD | 20251001 |
| Shandong Dongyue | China national standards | MT | 1829.57 | USD | 20251001 |
| Shandong Zhenkun | China national standards | MT | 1449.58 | USD | 20251001 |
| Shandong Yuxuan Chem | China national standards | MT | 1477.73 | USD | 20250930 |