| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chem | China national standards | MT | 1060.03 | USD | 20251210 |
| Shandong Yushuo Chem | China national standards | MT | 819.75 | USD | 20251210 |
| Qingdao Shengze Chem | China national standards | MT | 742.02 | USD | 20251210 |
| Wanhua Chem | China national standards | MT | 2162.45 | USD | 20251210 |
| Lihuayi Shandong | China national standards | MT | 2162.45 | USD | 20251210 |
| Shandong Junfeng | China national standards | MT | 2162.45 | USD | 20251210 |
| Lihuayi Shandong | China national standards | MT | 734.95 | USD | 20251210 |
| Shandong Junfeng | China national standards | MT | 2162.45 | USD | 20251210 |
| Luxi Chem | China national standards | MT | 734.95 | USD | 20251210 |
| Qingdao Shengze Chem | China national standards | MT | 742.02 | USD | 20251210 |