| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Shuojia Chem | China national standards | MT | 746.26 | USD | 20251014 |
| Shandong Shuojia Chem | China national standards | MT | 746.26 | USD | 20251014 |
| Shandong Shuojia Chem | China national standards | MT | 746.26 | USD | 20251014 |
| Zibo Qixiang Chem | China national standards | MT | 760.34 | USD | 20251014 |
| Baozhen Shandong Chem | China national standards | MT | 746.26 | USD | 20251014 |
| Baozhen Shandong Chem | China national standards | MT | 746.26 | USD | 20251014 |
| Zibo Lishuo Chem | China national standards | MT | 816.66 | USD | 20251014 |
| Zibo Lishuo Chem | China national standards | MT | 816.66 | USD | 20251014 |
| Zibo Lishuo Chem | China national standards | MT | 816.66 | USD | 20251014 |
| Zibo Lishuo Chem | China national standards | MT | 816.66 | USD | 20251014 |