| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yeyang Chem | China national standards | MT | 777.13 | USD | 20251209 |
| Luxi Chem | China national standards | MT | 734.74 | USD | 20251209 |
| Luxi Chem | China national standards | MT | 805.39 | USD | 20251209 |
| Shandong Yushuo Chem | China national standards | MT | 819.52 | USD | 20251209 |
| Zibo Lishuo Chem | China national standards | MT | 918.43 | USD | 20251209 |
| Zibo Lishuo Chem | China national standards | MT | 918.43 | USD | 20251209 |
| Zibo Lishuo Chem | China national standards | MT | 918.43 | USD | 20251209 |
| Sinopec | China national standards | MT | 777.13 | USD | 20251209 |
| Luxi Chem | China national standards | MT | 819.52 | USD | 20251209 |
| Lihuayi Shandong | China national standards | MT | 819.52 | USD | 20251209 |