| Vendor | Spec | Unit | Price | Currency | Date |
| Sinopec | China national standards | MT | 961.36 | USD | 20251204 |
| Lihuayi Shandong | China national standards | MT | 1032.05 | USD | 20251204 |
| Luxi Chem | China national standards | MT | 1017.91 | USD | 20251204 |
| Lihuayi Weiyuan Chem | China national standards | MT | 961.36 | USD | 20251204 |
| Luxi Chem | China national standards | MT | 975.5 | USD | 20251204 |
| Jinan Qi Mat | China national standards | MT | 940.16 | USD | 20251204 |
| Shandong Aite Chem | China national standards | MT | 1272.39 | USD | 20251204 |
| Lihuayi Shandong | China national standards | MT | 1060.33 | USD | 20251204 |
| Luxi Chem | China national standards | MT | 869.47 | USD | 20251204 |
| Sinopec | China national standards | MT | 869.47 | USD | 20251204 |