| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 1059.73 | USD | 20251209 |
| Zibo Lishuo Chem | China national standards | MT | 918.43 | USD | 20251209 |
| Zibo Lishuo Chem | China national standards | MT | 918.43 | USD | 20251209 |
| Luxi Chem | China national standards | MT | 890.17 | USD | 20251209 |
| Lihuayi Shandong | China national standards | MT | 847.78 | USD | 20251209 |
| Zibo Lishuo Chem | China national standards | MT | 918.43 | USD | 20251209 |
| Sinopec | China national standards | MT | 777.13 | USD | 20251209 |
| Liaocheng Yuanze Chem | China national standards | MT | 819.52 | USD | 20251209 |
| Luxi Chem | China national standards | MT | 819.52 | USD | 20251209 |
| Lihuayi Shandong | China national standards | MT | 819.52 | USD | 20251209 |