| Vendor | Spec | Unit | Price | Currency | Date |
| Qingdao Shengze Chem | China national standards | MT | 734.02 | USD | 20251029 |
| Luxi Chem | China national standards | MT | 734.02 | USD | 20251029 |
| Lihuayi Shandong | China national standards | MT | 734.02 | USD | 20251029 |
| Qingdao Shengze Chem | China national standards | MT | 734.02 | USD | 20251029 |
| Luxi Chem | China national standards | MT | 988.1 | USD | 20251029 |
| Luxi Chem | China national standards | MT | 988.1 | USD | 20251029 |
| Lihuayi Shandong | China national standards | MT | 846.94 | USD | 20251029 |
| Lihuayi Shandong | China national standards | MT | 846.94 | USD | 20251029 |
| Shandong Yushuo Chem | China national standards | MT | 748.13 | USD | 20251029 |
| Luxi Chem | China national standards | MT | 748.13 | USD | 20251029 |