| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chem | China national standards | MT | 713.01 | USD | 20251125 |
| Shandong Laya Chem | China national standards | MT | 790.67 | USD | 20251125 |
| Luxi Chem | China national standards | MT | 847.15 | USD | 20251125 |
| Qingdao Shengze Chem | China national standards | MT | 713.01 | USD | 20251125 |
| Qingdao Shengze Chem | China national standards | MT | 713.01 | USD | 20251125 |
| Luxi Chem | China national standards | MT | 713.01 | USD | 20251125 |
| Qingdao Shengze Chem | China national standards | MT | 713.01 | USD | 20251125 |
| Shandong Qiancheng | China national standards | MT | 847.15 | USD | 20251125 |
| Shandong Laya Chem | China national standards | MT | 790.67 | USD | 20251125 |
| Lihuayi Shandong | China national standards | MT | 713.01 | USD | 20251125 |