| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Qiancheng | China national standards | MT | 1017.68 | USD | 20251207 |
| Luxi Chem | China national standards | MT | 1017.68 | USD | 20251207 |
| Luxi Chem | China national standards | MT | 989.41 | USD | 20251207 |
| Luxi Chem | China national standards | MT | 890.47 | USD | 20251207 |
| Jinan Jinrihe Chem | China national standards | MT | 961.14 | USD | 20251207 |
| Lihuayi Shandong | China national standards | MT | 961.14 | USD | 20251207 |
| Jinan Qi Mat | China national standards | MT | 939.94 | USD | 20251207 |
| Luxi Chem | China national standards | MT | 897.54 | USD | 20251207 |
| Luxi Chem | China national standards | MT | 862.2 | USD | 20251207 |
| Sinopec | China national standards | MT | 897.54 | USD | 20251207 |