| Vendor | Spec | Unit | Price | Currency | Date |
| Luxi Chem | China national standards | MT | 844.5 | USD | 20251011 |
| Lihuayi Shandong | China national standards | MT | 844.5 | USD | 20251011 |
| Shandong Qiancheng | China national standards | MT | 844.5 | USD | 20251011 |
| Qingdao Shengze Chem | China national standards | MT | 795.24 | USD | 20251011 |
| Luxi Chem | China national standards | MT | 795.24 | USD | 20251011 |
| Lihuayi Shandong | China national standards | MT | 795.24 | USD | 20251011 |
| Qingdao Shengze Chem | China national standards | MT | 795.24 | USD | 20251011 |
| Shandong Energy | China national standards | MT | 1055.62 | USD | 20251011 |
| Jinan Pulaihua Chem | China national standards | MT | 1055.62 | USD | 20251011 |
| Jinan Pulaihua Chem | China national standards | MT | 1055.62 | USD | 20251011 |